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Search Results: "Do nothing machine, Trammel of Archimedes - part 1 /// Homemade Science with Bruce Yeany"

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  • 02:07 Do nothing machine,  Trammel of Archimedes - part 1 /// Homemade Science with Bruce Yeany

    Do nothing machine, Trammel of Archimedes - part 1 /// Homemade Science with Bruce Yeany

    227 views / 0 likes - added

    Do nothing machine, at least that's what my dad used to call them. It is actually a Trammel of Archimedes or an ellipsograph. It is a lever that switches back and forth from a first class lever to a 2nd class lever. In doing so it is able to trace out ell

  • 05:34 Trammel of Archimedes - Do Nothing Machine part 2 // Homemade Science with Bruce Yeany

    Trammel of Archimedes - Do Nothing Machine part 2 // Homemade Science with Bruce Yeany

    554 views / 0 likes - added

    Do nothing machine, B.S. grinder, Trammel of Archimedes, they've gone by all sorts of names, when used for drawing it's an ellipsograph. I show it as a lever that switches back and forth from a first class lever to a 2nd class lever. In doing so it is abl

  • 02:57 Buoyancy of Sand demonstration-- Archimedes principle ///  Homemade Science with Bruce Yeany

    Buoyancy of Sand demonstration-- Archimedes principle /// Homemade Science with Bruce Yeany

    591 views / 0 likes - added

    When sand particles are put into motion, heavy and light objects will sink or float in the sand and behave just like in a fluid. The moving sand can be used to demonstrate the concept of buoyant forces. However, due to the size and friction of the sand pa

  • 02:11 Trammel of Archimedes - Do Nothing Machine - No talking, just trammeling

    Trammel of Archimedes - Do Nothing Machine - No talking, just trammeling

    252 views / 0 likes - added

    2 minutes of the Trammels of Archimedes doing nothing but turning from various angles and speeds. NO talking or additional music, This video was made by special request for a dear friend. I am currently working on a 6 shuttle machine and will post it if I

  • 03:40 Simple and Compound machine classroom investigation // Homemade Science with Bruce Yeany

    Simple and Compound machine classroom investigation // Homemade Science with Bruce Yeany

    304 views / 0 likes - added

    A collection of hand tools and toys can be a valuable learning experience for students as they examine them to see how the simple machine parts can be combined to function together as a compound machine.

  • 02:22 Flag waving machine////Homemade Science with Bruce Yeany

    Flag waving machine////Homemade Science with Bruce Yeany

    290 views / 0 likes - added

    This device is shown in our studies of simple and compound machines. Students are given an accompanied worksheet to work out the outcome and latter can experiment with building their own machines using a variety of gears, wheel and axles, levers, pullies,

  • 08:06 Homemade Balancing Toys Part One // Homemade Science with Bruce Yeany

    Homemade Balancing Toys Part One // Homemade Science with Bruce Yeany

    73 views / 0 likes - added

    Here are a few example of balancing toys that are made with simple materials. Making these types of toys have been especially popular with younger students. Using the same process, people can produce several homemade variations of commercially produced to

  • 10:35 Static Electricity Demonstrations Part one Induction // Homemade Science with Bruce Yeany

    Static Electricity Demonstrations Part one Induction // Homemade Science with Bruce Yeany

    346 views / 0 likes - added

    Part One: Several examples of static electricity are shown in this first part with a concentration on explaining the basis of inducing a static change on insulators verses conductors. Note on the falling powder demonstration: This was something that I dis

  • 12:10 Static Electricity part two Conduction-Induction // Homemade Science with Bruce Yeany

    Static Electricity part two Conduction-Induction // Homemade Science with Bruce Yeany

    243 views / 0 likes - added

    Part two: Static electricity charging by induction and conduction are compared through a variety of demonstrations. This is a part of a series of experiments that can be used in a classroom setting students of all ages.

  • 10:25 Homemade Balancing Toys Part Two  // Homemade Science with Bruce Yeany

    Homemade Balancing Toys Part Two // Homemade Science with Bruce Yeany

    83 views / 0 likes - added

    Here are a few more example of balancing toys that are made with simple materials. Making these types of toys have been especially popular with students. Toys can be a great lead in to the study of center of mass, center of gravity, levers, torque. Also m

  • 05:20 Homemade light bulb made in various containers/// Homemade Science with Bruce Yeany

    Homemade light bulb made in various containers/// Homemade Science with Bruce Yeany

    416 views / 0 likes - added

    Making a homemade light bulb can be made more interesting by building it in a variety of containers. Rubber gloves, jars, paper bags, plastic cups, balloons, plastic bags. I will share some other ideas about building lightbulbs in a later video Homemade s

  • 04:48 Homemade speaker made with a toy motor /// Homemade Science with Bruce Yeany

    Homemade speaker made with a toy motor /// Homemade Science with Bruce Yeany

    354 views / 2 likes - added

    This homemade speaker uses a toy motor instead of a coil of wire and a magnet.The amplifier wires are simply attached to a toy motor to make it vibrate. Use it to make a conductor speaker that only you can hear or attach it to a paper plate to make a simp

  • 12:55 Slide Whistles  part 1 // Homemade Science with Bruce Yeany

    Slide Whistles part 1 // Homemade Science with Bruce Yeany

    187 views / 0 likes - added

    Several examples of the slide whistle are shown with advice on how to build one for yourself. Several design variations that are shown, these can be made out of PVC pipe, bamboo, scrap wood, even a carrot. While the materials and designs may vary, ultimat

  • 08:42 Physics of toys-Big Cartesian divers-part 2 // Homemade Science with Bruce Yeany

    Physics of toys-Big Cartesian divers-part 2 // Homemade Science with Bruce Yeany

    317 views / 0 likes - added

    Part 2. Cartesian divers can be a fun and easy science experiment, in this video let's go beyond the soda bottle divers and take a look at how to use large bottles and various toys to larger larger divers. Music: Uplifting Inspirational Background Music b

  • 07:05 Physics of toys- Cartesian diver ideas-part 1  // Homemade Science with Bruce Yeany

    Physics of toys- Cartesian diver ideas-part 1 // Homemade Science with Bruce Yeany

    270 views / 0 likes - added

    Part one. Cartesian Diver are a fun and simple experiment that is easy to do for any age. The basic experiment starts with using a soda bottle and divers made out of droppers, straws or other materials. This video take a look of suggestions to make the de

  • 07:11 Physics marble track review  part one  // Homemade Science with Bruce Yeany

    Physics marble track review part one // Homemade Science with Bruce Yeany

    275 views / 0 likes - added

    For more information and explanations on any of the tracks demonstrated in this video, see the following posting. High road low road race part 2 https://youtu.be/DCMQRPQS9T4 High road low road track race part one https://youtu.be/_GJujClGYJQ Random answer

  • 03:57 Toy Physics---  tumbling toy -part 1 /// Homemade Science with Bruce Yeany

    Toy Physics--- tumbling toy -part 1 /// Homemade Science with Bruce Yeany

    525 views / 0 likes - added

    Here are several versions of a tumbling toy that clearly show the motion of these toys as they rotate down a set of rails. A clear view of the inside and slow motion video clips allow the observer to see subtle movements that are missed when viewed at nor

  • 02:22 Homemade battery tester/// Homemade Science with Bruce Yeany

    Homemade battery tester/// Homemade Science with Bruce Yeany

    302 views / 0 likes - added

    This simple battery tester lets you to see how it works. It can show the relationship between the flow of electricity through a coil and the strength of the magnetic field it produces. It's also a fun way of testing to see if your batteries are good or no

  • 03:45 Spin art, simple homemade device /////Homemade Science with Bruce yeany

    Spin art, simple homemade device /////Homemade Science with Bruce yeany

    289 views / 1 likes - added

    This simple device has seen a lot of use and is very popular with students. We use it as an example when exploring the concept of centrifugal force. There are several good demonstrations showing this concept, however,this centrifugal force can be misleadi

  • 04:21 Combination lock demonstration /// Homemade Science with Bruce Yeany

    Combination lock demonstration /// Homemade Science with Bruce Yeany

    266 views / 0 likes - added

    Homemade lock A large see through combination lock offers students a look at the operation of a lock mechanism that normally remains hidden. 64000 possible combinations but only one will open it. Homemade science is a collection of classroom tested ideas,

  • 11:38 Water Demonstrations  Part One --. Siphons // Homemade Science with Bruce Yeany

    Water Demonstrations Part One --. Siphons // Homemade Science with Bruce Yeany

    59 views / 0 likes - added

    This set of three videos will take a look at some interesting demonstrations of hydraulics. The use of siphons is a very simple way of using gravity to help move water from one location to another .Several variations of siphons are shown and can easily be

  • 01:59 13 Favorite Science Demonstrations // Homemade Science with Bruce Yeany

    13 Favorite Science Demonstrations // Homemade Science with Bruce Yeany

    414 views / 2 likes - added

    Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments that I have used in teaching physical science for the Annville-Cleona school district in central Pennsylvania. I am currently in my 39th year of teaching. M

  • 09:21 Water Demonstrations part two--Hero's Fountain // Homemade Science with Bruce Yeany

    Water Demonstrations part two--Hero's Fountain // Homemade Science with Bruce Yeany

    78 views / 0 likes - added

    Hero's fountain is a device that lifts water to a higher height that it's origin in order to move to a lower position. This simple device was invented almost 2000 years ago and has several variations in making it but they all operate using the same concep

  • 06:23 Water demonstrations part three--Fountain in a bottle // Homemade Science with Bruce Yeany

    Water demonstrations part three--Fountain in a bottle // Homemade Science with Bruce Yeany

    95 views / 0 likes - added

    A simple fountain can be made inside two soda bottles that spurts and bubbles every time you turn it over. This can be made using a commercially made device called a fountain connection or it can be made using two soda bottle caps, some tape and a couple

  • 07:37 Sand, light pendulums-Lissajous patterns-part two // Homemade Science with Bruce Yeany

    Sand, light pendulums-Lissajous patterns-part two // Homemade Science with Bruce Yeany

    282 views / 1 likes - added

    Capturing the movement of pendulums using light and a camera can be an easy and beautiful method for students and adults to learn a bit about the harmonic motion. The movement of the light is captured by having the pendulum swing in a room that is complet

  • 13:18 Fan Cart - Blowing into your own Sail (updated)- part 2 // Homemade Science with Bruce Yeany

    Fan Cart - Blowing into your own Sail (updated)- part 2 // Homemade Science with Bruce Yeany

    217 views / 0 likes - added

    Here is another look at the popular demonstration of the fan cart and what happens if you try to blow into your own sail. A great demonstration for Newton's 3rd law and balanced forces. I run a series of tests that show it is possible to move forward if b

  • 03:57 LASER Lissajous patterns..geometric designs /// Homemade Science with Bruce Yeany

    LASER Lissajous patterns..geometric designs /// Homemade Science with Bruce Yeany

    279 views / 1 likes - added

    This homemade laser light show device produces different geometric designs that change as adjustments are made to it. The laser beam bounces from one spinning mirror to a second one and will change the pattern as the mirror speed varies from one to the ot

  • 03:35 Identical track race science /// Homemade Science with Bruce Yeany

    Identical track race science /// Homemade Science with Bruce Yeany

    325 views / 0 likes - added

    Two identical tracks have several marked release points, what position on the curved path will get a ball to the bottom of the track the quickest. The movement on the tracks can be compared to the movement of pendulums and to the movement of balls down a

  • 05:22 Homemade musical instrument assignment ///  Homemade Science with Bruce Yeany

    Homemade musical instrument assignment /// Homemade Science with Bruce Yeany

    377 views / 0 likes - added

    As part of my physical science class, students are assigned several projects throughout the year. In this case, students are asked to make and present a musical instrument that can play one octave of notes. Students may choose between percussion, woodwind

  • 02:03 no magnet motor  ///  Homemade Science with Bruce Yeany

    no magnet motor /// Homemade Science with Bruce Yeany

    326 views / 0 likes - added

    This simple motor uses two coils. The first coil is the armature that spins and the second coil replaces the permanent magnet that is usually mounted on the base. Homemade science is a collection of classroom tested ideas, suggestions, projects, and exper

  • 03:24 Diving bear--Cartesian diver and submarine-like behavior   /// Homemade Science with Bruce Yeany

    Diving bear--Cartesian diver and submarine-like behavior /// Homemade Science with Bruce Yeany

    374 views / 0 likes - added

    The diving bear is a simple and fun experiment that is easy to build and use. It's behavior is similar to a cartesian diver and the sinking or floating of a submarine. It can help demonstrate concepts such as buoyancy (Archimede's principle), Pascal's pri

  • 03:02 Stringless pendulums/// Homemade Science with Bruce Yeany

    Stringless pendulums/// Homemade Science with Bruce Yeany

    256 views / 0 likes - added

    Here an idea for showing how or why a pendulum's movement becomes faster or slower as it's length is changed. The period is a function of length and as the length changes, so does it's path. Homemade science is a collection of classroom tested ideas, sugg

  • 07:35 impulse examples///Homemade Science with Bruce Yeany

    impulse examples///Homemade Science with Bruce Yeany

    236 views / 0 likes - added

    Here are a few ideas that can help demonstrate how the amount of time that an accelerating force or a decelerating force is applied to an object will affect it's rate of motion. The result of force and time is an impulse. Homemade science is a collection

  • 05:07 chaotic pendulum//Homemade Science with Bruce Yeany

    chaotic pendulum//Homemade Science with Bruce Yeany

    269 views / 0 likes - added

    The chaotic pendulum is used in my classroom in our discussions of resonance, harmonic motion, and chaotic motion. With small amounts of energy, it's movement is predictable, but more energy is added the movement of the arms become unpredictable. Homemade

  • 01:39 Activation Energy Analogy///Homemade Science with Bruce Yeany

    Activation Energy Analogy///Homemade Science with Bruce Yeany

    265 views / 0 likes - added

    This track is used in my classroom in our discussion of chemical reactions to help explain activation energy how it may be needed to get a reaction started. Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments

  • 03:58 Air pressure demonstration - Prairie dog balloons // Homemade Science with Bruce Yeany

    Air pressure demonstration - Prairie dog balloons // Homemade Science with Bruce Yeany

    441 views / 1 likes - added

    How do you get a balloon to blow up inside a glass flask? This demonstration uses the change of water into steam to expand and then reduce the volume of a rubber balloon. As the balloon gets smaller, atmospheric pressure forces the prairie dogging balloon

  • 04:55 Tangent galvanometer experiment///Homemade Science with Bruce Yeany

    Tangent galvanometer experiment///Homemade Science with Bruce Yeany

    318 views / 0 likes - added

    A tangent galvanometer is an easy way to show the relationship between the flow of electricity and magnetism. They are simple enough for young students to build for themselves. Homemade science is a collection of classroom tested ideas, suggestions, proje

  • 04:00 Popular Toy Physics - Looping Pendulum /// Homemade Science with Bruce Yeany

    Toy Physics - Looping Pendulum /// Homemade Science with Bruce Yeany

    1,336 views / 3 likes - added

    This is a simple demonstration that can be used to impress your friends using a variety of materials. It also can make a nice investigation for a science fair project or a classroom demonstration. Students can test variables and determine the conditions f

  • 05:41 Simple motors experiments //// Homemade Science with Bruce Yeany

    Simple motors experiments //// Homemade Science with Bruce Yeany

    267 views / 0 likes - added

    Simple motors can be easy projects to build and are helpful in learning about how they work. This is the first video showing a few different variations of motors used in my classroom for our studies. Homemade science is a collection of classroom tested id

  • 02:09 mentos and soda engine/// Homemade Science with Bruce Yeany

    mentos and soda engine/// Homemade Science with Bruce Yeany

    260 views / 0 likes - added

    Mentos and soda power a version of Hero's Engine. Using an adapted geyser tube, the soda is redirected to cause a soda bottle to spin until the nucleation process is completed. Homemade science is a collection of classroom tested ideas, suggestions, proje

  • 02:23 What color is inside the can?  /// Homemade Science with Bruce Yeany

    What color is inside the can? /// Homemade Science with Bruce Yeany

    259 views / 0 likes - added

    The multicolored can has a small hole in the lid with a question, "what color is inside?" This thought provoking device is helpful to students in gaining some insight into the idea that light and color need be be reflected off of an object for us to perce

  • 03:53 Popular Galileo's Inertia track////Homemade Science with Bruce Yeany

    Galileo's Inertia track////Homemade Science with Bruce Yeany

    1,315 views / 1 likes - added

    Both sides of the track are the same height, one side is 3 times longer than the other side. If I release the ball from one side can it roll off of the other side? This track was based on a series of tracks that is said to have led Galileo to the idea of

  • 04:48 Newton's 3rd law examples//Homemade Science with Bruce Yeany

    Newton's 3rd law examples//Homemade Science with Bruce Yeany

    274 views / 0 likes - added

    Newton's third law explains that for every force applied there is a second force that is equal in magnitude applied in the opposite direction Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments that I have us

  • 03:26 Resonant pendulum demonstration ///Homemade Science with Bruce Yeany

    Resonant pendulum demonstration ///Homemade Science with Bruce Yeany

    305 views / 0 likes - added

    Can you make just one of the pendulums move and not the others? I call this my Frequency Amplified Kinesthetic Energy Demonstration (FAKED) device. Perhaps I can do it telepathically, probably not but you can get just one of them to move if you understand

  • 03:09 Newton's stick---- inertia apple///  Homemade Science with Bruce Yeany

    Newton's stick---- inertia apple/// Homemade Science with Bruce Yeany

    279 views / 0 likes - added

    Newton's stick is a simple way to demonstrate both parts of Newton's first law. Inertia is the resistance to change in the motion of an object. Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments that I have

  • 04:43 Random answer devices /// Homemade Science with Bruce Yeany

    Random answer devices /// Homemade Science with Bruce Yeany

    250 views / 0 likes - added

    Random decision makers can make use of the idea of chaos to make those important decisions for you. Small changes in the initial starting conditions of a bar pendulum or a rolling ball answer track can be a fun and easy project while learning a bit about

  • 04:12 World's simplest motor kits/// Homemade Science with Bruce Yeany

    World's simplest motor kits/// Homemade Science with Bruce Yeany

    274 views / 0 likes - added

    This is a review of a simple motor kit called the "World's Simplest Motor" and a few possible suggestions for experimenting with different shaped coils.. Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments th

  • 07:05 Harmonic motion inquiry activities ///Homemade Science with Bruce Yeany

    Harmonic motion inquiry activities ///Homemade Science with Bruce Yeany

    260 views / 0 likes - added

    Harmonic motion can be a fun and easy inquiry activity for all ages. Here are some ideas to investigate about simple pendulums, bar pendulums, spring pendulums and double pendulums. Homemade science is a collection of classroom tested ideas, suggestions,

  • 03:18 Centrifugal tray////Homemade science with Bruce Yeany

    Centrifugal tray////Homemade science with Bruce Yeany

    232 views / 0 likes - added

    The classic demonstration of swinging a bucket over your head is taken up on notch by swinging a cup of water on a tray. Swing vertically or horizontally or a combination of both and the water remains in the cup to the "centrifugal force" acting on the cu

  • 04:03 Egg drop activity////Homemade Science with Bruce Yeany

    Egg drop activity////Homemade Science with Bruce Yeany

    322 views / 0 likes - added

    The classic egg dropping experiment is changed to a more interesting version of the egg catching experiment. The activity has been a staple of science classes fro years, but here is my version of it. Students are required to build a device that catch a ra

  • 02:39 Spinning glitter Mystery ////Homemade Science with Bruce Yeany

    Spinning glitter Mystery ////Homemade Science with Bruce Yeany

    295 views / 0 likes - added

    The spinning glitter mystery or as it was formerly called , the spinning glitter paradox ( it's not really a paradox ) is a simple experiment that I show to my middle school science students, and then ask them to try it for themselves. A simple version ca

  • 07:49 Building physics marble tracks-loop de loop track part 2  // Homemade Science with Bruce Yeany

    Building physics marble tracks-loop de loop track part 2 // Homemade Science with Bruce Yeany

    311 views / 1 likes - added

    After a review of physics marble tracks in part one, this segment gets into a review of the basic materials needed for building your own track by constructing a loop de loop track. In a future segment we will take a look a the physics of the loop de loop

  • 03:52 Toy Physics--Ramp Walker  ///Homemade Science with Bruce Yeany

    Toy Physics--Ramp Walker ///Homemade Science with Bruce Yeany

    470 views / 1 likes - added

    Ramp walkers are cool toys that "walk" down ramps or in some case are pulled along a flat table by a weight on a string hanging over the edge of a table. Ramp walkers can have 1,2, or 4 moving legs and in some cases have additional moving parts. These two

  • 05:18 Rubber band powered cars, mousetrap car alternative/// Homemade Science with Bruce Yeany

    Rubber band powered cars, mousetrap car alternative/// Homemade Science with Bruce Yeany

    454 views / 1 likes - added

    Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments that I have used in teaching physical science for the Annville-Cleona school district in central Pennsylvania. I am currently in my 38th year of teaching. M

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  • 03:35 Seeing AC versus DC light/// Homemade Science with Bruce Yeany

    Seeing AC versus DC light/// Homemade Science with Bruce Yeany

    271 views / 0 likes - added

    Visual results of light bulbs lit by a direct current versus light bulbs lit by an alternating current. A direct current gives a continuous light while a bulb lit with an alternating current is actually flashing on and off 120 times per second, not 60 sec

  • 03:03 Hang a mobile from the ceiling, learn about levers/// Homemade Science with Bruce Yeany

    Hang a mobile from the ceiling, learn about levers/// Homemade Science with Bruce Yeany

    287 views / 0 likes - added

    Mobiles hanging from the ceiling can be an interesting addition to add to a room, especially when they are located near heating or cooling ducts or open windows to give them a bit of movement. They are easy to built and can be a good way to learn a bit ab

  • 05:45 falling cones activity- aerodynamics /// Homemade science with Bruce Yeany

    falling cones activity- aerodynamics /// Homemade science with Bruce Yeany

    246 views / 1 likes - added

    This inquiry activity investigates factors that make an object fall faster or slower and is an easy one for students to design, set up, and test. It does not require any special equipment and is a good way to use up and recycle used paper. If stopwatches

  • 07:59 Van Der Graaf generator shows off it's tricks /// Homemade  Science with Bruce Yeany

    Van Der Graaf generator shows off it's tricks /// Homemade Science with Bruce Yeany

    273 views / 0 likes - added

    This is a simple Van Der Graaf generator and several examples of demonstrations that are easy to build. It can do all the tricks that a larger generator can do, just on a smaller scale. Homemade science is a collection of classroom tested ideas, suggestio

  • 04:00 Motion in 2 directions lab activity, parabolic curves /// Homemade Science with Bruce Yeany

    Motion in 2 directions lab activity, parabolic curves /// Homemade Science with Bruce Yeany

    256 views / 0 likes - added

    Simple lab activity that records the motion of a ball as it rolls across and down a slanted table. The paint trails left behind by the rolling balls are parabolic curves. Homemade science is a collection of classroom tested ideas, suggestions, projects, a

  • 12:57 Musical Saws, Chladni plates and a Homemade bow // HomeMade Science with Bruce Yeany

    Musical Saws, Chladni plates and a Homemade bow // HomeMade Science with Bruce Yeany

    233 views / 0 likes - added

    REPOSTED WITH VOLUME ADJUSTED Make "music" with a carpenter saw, produce frequency patterns on easy to make Chladni plates, AND make your own violin type bow to use with both activities. Science is better when you make it yourself!

  • 01:02 Homemade Street Luges - first run -  Homemade Science with Bruce Yeany

    Homemade Street Luges - first run - Homemade Science with Bruce Yeany

    249 views / 0 likes - added

    SInce we are both physical science teachers, my son and I are always looking for fun examples of changing potential energy into kinetic energy, we thought we would give street luges a try. This was one of our first runs before we tried some steeper hills.

  • 04:34 Motion in two directions (parabolic curve ) hanging display///  Homemade Science with Bruce Yeany

    Motion in two directions (parabolic curve ) hanging display/// Homemade Science with Bruce Yeany

    250 views / 0 likes - added

    This model hangs from the ceiling to help students understand the path formed by a thrown object or similar projectile. The parabolic curve formed by a thrown objet is the result of constant forward motion and an accelerating downward motion. Homemade sci

  • 11:01 High road low road race, potential kinetic energy Part 2--Homemade Science with Bruce Yeany

    High road low road race, potential kinetic energy Part 2--Homemade Science with Bruce Yeany

    336 views / 0 likes - added

    Updated video on the high road low road track race physics demonstration that I posted previously. In this video I tried to explore or clarify several suggestions and comments that viewers had in the first video. The high road low road track has been a cl

  • 04:48 Toy Physics---  tumbling toy -part 2  /// Homemade Science with Bruce Yeany

    Toy Physics--- tumbling toy -part 2 /// Homemade Science with Bruce Yeany

    427 views / 0 likes - added

    Here are several versions of tumbling toys that are fun to play with and are easy to build. Some versions can show the movement of the balls inside and slow motion video clips allow the observer to see subtle movements that are missed when viewed at norma

  • 08:08 Paper saw blades, PART TWO--what can paper cut? // Homemade Science with Bruce Yeany

    Paper saw blades, PART TWO--what can paper cut? // Homemade Science with Bruce Yeany

    339 views / 0 likes - added

    Saw blades made out of paper. What will they cut? What can we use them for? In this video, I cut some circles out of magazine paper an test them as paper saw blades to see how well they can hold up and cut some common household materials. Will they serve

  • 04:56 Dynamic carts and crashing blocks for Newton's laws of motion///Homemade Science with Bruce Yeany

    Dynamic carts and crashing blocks for Newton's laws of motion///Homemade Science with Bruce Yeany

    248 views / 0 likes - added

    Three variations of a classic demonstration graphically show how Newton's 2nd and 3rd law are applied giving students a better understanding of the concepts. Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiment

  • 04:05 Physics of Toys--Film canister cannon // Homemade Science with Bruce Yeany

    Physics of Toys--Film canister cannon // Homemade Science with Bruce Yeany

    389 views / 1 likes - added

    A small cannon that fires a plastic film canister is one way to start a lesson off with a bang, well not really a bang, more like a pop. It shoots a film canister about 25 feet and is powered by just two drops of alcohol. The basic idea can be shown very

  • 07:59 Homemade bimetallic strips - Thermostat demonstration // Homemade Science with Bruce Yeany

    Homemade bimetallic strips - Thermostat demonstration // Homemade Science with Bruce Yeany

    362 views / 0 likes - added

    Bimetallic strips bend due to the uneven expansion of two bonded metals. In this video, we are taking a look at making what I call bimaterial strips. Aluminum glued to paper will behave the same way as bimetallic strips and can be used to making a light b

  • 06:47 Paper Saw Blades- paper cuts paper- Part 1- centrifugal force  //  Homemade Science with Bruce Yeany

    Paper Saw Blades- paper cuts paper- Part 1- centrifugal force // Homemade Science with Bruce Yeany

    448 views / 1 likes - added

    Part one: Can a saw blade made out paper cut through a sheet paper? It can if it's spinning fast enough. Circles of paper are mounted onto a Dremel type tool and then are tested to see if they can cut paper, cardboard foam cups, even thin strips of wood.

  • 08:32 Student Musical Instrument Projects //  Homemade Science with Bruce Yeany

    Student Musical Instrument Projects // Homemade Science with Bruce Yeany

    325 views / 0 likes - added

    Updated collection of musical instruments made by mIddle school physical science students as part of our study in sound, waves and energy. In this case, students are asked to make and present a musical instrument that can play 8 notes, it may be one octav

  • 01:58 Centrifugal force toy-- toy physics ////Homemade Science with Bruce Yeany

    Centrifugal force toy-- toy physics ////Homemade Science with Bruce Yeany

    367 views / 0 likes - added

    There are many wonderful centrifugal force toys and demonstrations available for students to investigate. However, centrifugal forces are not real and can sometimes be misleading to students unless demonstrations are followed up with a good explanation of

  • 05:15 Rolling Objects  Investigation /// Homemade Science with Bruce Yeany

    Rolling Objects Investigation /// Homemade Science with Bruce Yeany

    232 views / 0 likes - added

    This is a student investigation where several objects are rolled down an inclined table. The objects accelerate at different rates and some reach the bottom quicker than others. As part of this experience, students are challenged to produce two objects fo

  • 06:59 Calculating Toy Motor Horsepower  Activity  // Homemade Science with Bruce Yeany

    Calculating Toy Motor Horsepower Activity // Homemade Science with Bruce Yeany

    300 views / 0 likes - added

    Calculating the Tumble Buggy horsepower. These cars are very popular in the physical science classroom, they are cheap, sold by several outlets and hold up fairly well with a bit of care. As part of our study of energy and power studies, I had my middle s

  • 03:49 toy physics-floating and sinking bottles, bouyant bottles////Homemade Science with Bruce Yeany

    toy physics-floating and sinking bottles, bouyant bottles////Homemade Science with Bruce Yeany

    239 views / 1 likes - added

    How does the temperature affect water density, and how does the density affect the buoyant force that it can exert? This simple experiment that students can try for themselves can help to give them insight to the answers of these questions. Homemade scien

  • 04:20 String shooter-String launcher- physics of toys  //// Homemade Science with Bruce Yeany

    String shooter-String launcher- physics of toys //// Homemade Science with Bruce Yeany

    350 views / 0 likes - added

    The string shooter can launch a 8 foot loop of string that has some very interesting properties while it is in motion. The string is moving quickly enough be be self supporting and does not need to touch another surface for support. Homemade science is a

  • 05:01 Fountain  connection- Hero's fountain////Homemade science with Bruce Yeany

    Fountain connection- Hero's fountain////Homemade science with Bruce Yeany

    198 views / 0 likes - added

    The fountain connection is a simple version of Hero's fountain in a bottle, or actually it's two bottles concocted together using a device called the Fountain Connection. Turn the device over and it produces a bubbling fountain every time. Homemade scienc

  • 05:23 Smoke Rings Underwater  //  Homemade Science with Bruce Yeany

    Smoke Rings Underwater // Homemade Science with Bruce Yeany

    301 views / 0 likes - added

    Smoke rings or vortex rings can be formed underwater in an aquarium using the same principles that apply to rings formed in air. These are not bubble rings! These rings are made visible using paints, dyes, or best of all, in a weak acid (vinegar) base (am

  • 02:54 Toy physics--- lever toy ///Homemade Science with Bruce Yeany

    Toy physics--- lever toy ///Homemade Science with Bruce Yeany

    318 views / 0 likes - added

    Lever Larry toys are fun to play with and are examples of first class levers. A squeeze of the handle causes an acrobat to swing around as the string supporting him twists and untwists. Slow motion clips are shot 7 times slower The chaotic pendulum is use

  • 07:03 Freezing pipes & soda can science demonstration // Homemade Science with Bruce Yeany

    Freezing pipes & soda can science demonstration // Homemade Science with Bruce Yeany

    310 views / 0 likes - added

    The physical change of water to ice can exert a tremendous amount of force during the freezing process, somewhere in the range of 30,000 pounds per square inch. That's 15 tons, wonder water pipe don't stand a chance when they freeze. A few metal pipes,fit

  • 03:13 Whisper tube science demonstration  ///  Homemade Science with Bruce Yeany

    Whisper tube science demonstration /// Homemade Science with Bruce Yeany

    331 views / 0 likes - added

    The whisper tube is a 35 foot long vacuum hose that is able to carry whispers for the length of the tube with very little loss of energy. Even though the person speaking is 35 feet away, to the person listening, it sounds just as loud as if the person wer

  • 05:56 High road low road track race, potential-kinetic energy tracks//// Homemade science with Bruce Yeany

    High road low road track race, potential-kinetic energy tracks//// Homemade science with Bruce Yeany

    405 views / 0 likes - added

    Two tracks start at the same height and end at the same height,but... is the shortest distance between both ends the fastest route? How about if we add more hills for it to go up and down ? The 5 sets of tracks shown are good thought provoking exercises i

  • 06:03 Student Horsepower Lab Activity  // Homemade Science with Bruce Yeany

    Student Horsepower Lab Activity // Homemade Science with Bruce Yeany

    289 views / 1 likes - added

    This student lab activity is on calculating human horsepower by using data from walking, jogging, and running up a staircase. Student calculations depended on three measurements. 1.The amount of applied force, in this case they were lifting their own body

  • 07:37 Big High Low track //  Homemade Science with Bruce Yeany

    Big High Low track // Homemade Science with Bruce Yeany

    63 views / 0 likes - added

    After building several smaller tracks using shelf bracket materials, I had the opportunity to build a much larger high low track for an upcoming episode of DIY SCI which was to be filmed at my garage. Steve Spangler brought his television crew in for a co

  • 06:21 Breaking Board Paradox--air pressure // Homemade Science with Bruce Yeany

    Breaking Board Paradox--air pressure // Homemade Science with Bruce Yeany

    307 views / 0 likes - added

    The first time I saw the “Breaking board paradox” demonstration was on a short film clip on air pressure starring Julius Sumner Miller way back in the late 1960’s. It has never been a very popular demonstration but I’ve always found it amazing. The few pe

  • 04:06 Toys and machines dissected for classroom display ///  Homemade Science with Bruce Yeany

    Toys and machines dissected for classroom display /// Homemade Science with Bruce Yeany

    237 views / 0 likes - added

    Students get a better understanding when they can see how toys and machines parts function in it's operation. Here are a few examples of machines that I have taken apart and displayed for students to examine in my science classroom.

  • 05:20 Building Block Challenge // Homemade Science with Bruce Yeany

    Building Block Challenge // Homemade Science with Bruce Yeany

    184 views / 0 likes - added

    Dominoes or larger blocks can be used in some simple stacking challenge for students. Patterns are shown with the idea of stacking the blocks to match the design.

  • 04:06 Classroom Mirror Set // Homemade Science with Bruce Yeany

    Classroom Mirror Set // Homemade Science with Bruce Yeany

    310 views / 0 likes - added

    IN our study of light and reflection, I have several demonstration mirrors set out around my classroom for students to examine. This video takes a closer look at three of them. A large concave mirror, convex mirror and a multiple convex mirror

  • 01:14 Inertia of washers  trick  // Homemade Science with Bruce Yeany

    Inertia of washers trick // Homemade Science with Bruce Yeany

    277 views / 0 likes - added

    A quick and easy demonstration of inertia can be demonstrated with a stack of washers and a metal bar.

  • 04:27 Punkin Chunkin Trebuchet // Homemade Science with Bruce Yeany

    Punkin Chunkin Trebuchet // Homemade Science with Bruce Yeany

    225 views / 0 likes - added

    Our biggest trebuchet is for throwing pumpkins. It is able to throw 8 pound pumpkins over 600 feet, lighter ones even further. The counterweight can range from 700 to 1100 pounds.

  • 01:55 Mystery box challenge   //   Homemade Science with Bruce Yeany

    Mystery box challenge // Homemade Science with Bruce Yeany

    259 views / 0 likes - added

    Mystery boxes challenge students to figure out a way to reproduce it's operation and build their own version of it. This particular challenge has more than one solution. Since this is still a project used in my classroom, it's method of operation is not r

  • 04:08 Inertia ball demonstration // Homemade Science with Bruce Yeany

    Inertia ball demonstration // Homemade Science with Bruce Yeany

    284 views / 0 likes - added

    One of my favorite demonstrations for inertia, A 6 pound bowling ball has two eye hooks screwed into it on opposite ends. A short string is then used to suspend the ball, a second short string is tied to the bottom. WIth a little practice, it is possible

  • 13:09 Bending streams of water with a static charge // Homemade Science  with Bruce Yeany

    Bending streams of water with a static charge // Homemade Science with Bruce Yeany

    285 views / 0 likes - added

    Why does a stream of water bend when a static charge is brought near it? This experiment and variations of it are explored as several theories are introduced and a variety of tests are offered to for further investigation. For many years I have offered th

  • 04:46 Physics of toys- Cup Flyers // Homemade Science with Bruce Yeany

    Physics of toys- Cup Flyers // Homemade Science with Bruce Yeany

    489 views / 1 likes - added

    Plastic, foam or paper cups can easily be made into indoor flying objects that demonstrate the force that causes curveballs, golf balls and many other examples to curve due to the Magnus effect. A variety of sizes and variables can can this simple experim

  • 03:41 Speed trap- Student investigation // Homemade Science with Bruce Yeany

    Speed trap- Student investigation // Homemade Science with Bruce Yeany

    275 views / 0 likes - added

    Students investigate the speeds of the cars on the road outside of our school. We set up a speed trap and found that the majority of cars and trucks are over the posted speed limit.

  • 03:13 Classroom Door Intruder Lock // Homemade Science with Bruce Yeany

    Classroom Door Intruder Lock // Homemade Science with Bruce Yeany

    289 views / 0 likes - added

    Note: This device is intended for use during an active intruder emergency only, it is not placed on the door at any other time. It is NOT intended for use as a normal door lock. The idea is to do anything we can to slow down an intruder from getting into

  • 05:36 Spinning bottles--Simple centrifuge // Homemade Science with Bruce Yeany

    Spinning bottles--Simple centrifuge // Homemade Science with Bruce Yeany

    266 views / 0 likes - added

    The classic spinning bottle demonstration is performed with two bottle filled with liquid and a bobber floating in the middle, what is the result inside the bottles as the device is spun? Also shown is a temporary separation of oil and water as they demon

  • 08:14 Colorful Sand Pendulum Patterns  //  Homemade Science with Bruce Yeany

    Colorful Sand Pendulum Patterns // Homemade Science with Bruce Yeany

    71 views / 0 likes - added

    The sand pendulum that traces out patterns has always been a popular device in my classroom. After building and trying the basic piece, here are some additional variations that have been suggested for its use. The use of colorful sand can turn the pattern

  • 04:40 toy car speed trap // Homemade Science with Bruce Yeany

    toy car speed trap // Homemade Science with Bruce Yeany

    280 views / 0 likes - added

    As a special request I posted this simple and quick student assignment on calculating speed. It is a short assignment that requires students to manipulate distance and time measurements for conversions of speed. Students may choose or be assigned a few ca

  • 01:25 mystery box #2 - a balancing act  // Homemade Science with Bruce Yeany

    mystery box #2 - a balancing act // Homemade Science with Bruce Yeany

    331 views / 0 likes - added

    This is the second in a series of mystery boxes designed to challenge students to solve how it works. This one is rather simple with the potential to share a bad pun in it's explanation.

  • 09:20 Flettner Rotor Sail Cart // Homemade Science with Bruce Yeany

    Flettner Rotor Sail Cart // Homemade Science with Bruce Yeany

    82 views / 0 likes - added

    The Flettner rotor is a large spinning cylinder that was originally developed to harness wind energy for moving large transport ships. It was introduced during the 1920's and uses the Magnus Effect to capture the wind instead of a more traditional sail fo

  • 06:16 Rainbow density column  -- saltwater // Homemade Science with Bruce Yeany

    Rainbow density column -- saltwater // Homemade Science with Bruce Yeany

    261 views / 0 likes - added

    Large and small containers are used to make several examples of 6 layer density column of using salt, water and food coloring. What's nice about using saltwater instead of sugar water is the columns can be left to sit for several weeks and will not spoil

  • 03:28 Potential Kinetic Energy Investigation /// Homemade Science with Bruce Yeany

    Potential Kinetic Energy Investigation /// Homemade Science with Bruce Yeany

    321 views / 1 likes - added

    This is simple student activity to investigate the change of potential energy into kinetic energy. After a ball rolls down a ramp it gets caught by a simple catch cup and pushes for distance, eventually losing it's energy due to friction. The more energy

  • 09:09 Opening Snack Containers with Hydrogen //  Homemade Science with Bruce Yeany

    Opening Snack Containers with Hydrogen // Homemade Science with Bruce Yeany

    39 views / 0 likes - added

    The reaction between Hydrogen and Oxygen to get water is featured in a number of exothermic demonstrations, from shooting soda bottles down the hallway to opening a variety of snack containers. Note of caution, for safety purposes I am using small contain

  • 04:13 World's Smallest Smoke Rings /// Homemade Science with Bruce Yeany

    World's Smallest Smoke Rings /// Homemade Science with Bruce Yeany

    182 views / 1 likes - added

    How small can smoke rings get? In this video we'll take a look. Whether large or small, the movement of vortex rings can be a fascinating when made visible. For a better view of the ring structure, I would like to suggest to anyone studying smoke rings, t

  • 09:52 Sand pendulums - Lissajous patterns // Homemade Science with Bruce Yeany

    Sand pendulums - Lissajous patterns // Homemade Science with Bruce Yeany

    572 views / 0 likes - added

    Sand pendulums are an easy and beautiful method for students of all ages to learn a bit about the harmonic motion. These devices are easy to build and can be adjusted to give a variety of patterns. A pendulum that begins with two point of support can alte

  • 05:16 Corner cube mirrors & Retroreflectors // Homemade Science with Bruce Yeany

    Corner cube mirrors & Retroreflectors // Homemade Science with Bruce Yeany

    267 views / 0 likes - added

    Corner cube mirrors, bicycle reflectors, traffic signs, human or animal eyes are all examples of retroreflectors various types and share the unique property of returning light back towards the original light source. There is even one on the moon placed th

  • 03:09 Thermal Conductivity Investigation Board // Homemade Science with Bruce Yeany

    Thermal Conductivity Investigation Board // Homemade Science with Bruce Yeany

    177 views / 0 likes - added

    Three surfaces appear to be at different temperatures when felt with the hand. When tested with thermometers, they are found to all be at room temperature. the differences between the surface are due to their varying ability to conduction heat or insulate

  • 01:29 balloon in a bottle -air pressure // Homemade Science with Bruce Yeany

    balloon in a bottle -air pressure // Homemade Science with Bruce Yeany

    324 views / 0 likes - added

    Here is a simple demonstration that can be used to get students thinking about air pressure, the behavior of gases, and how a gas will always equalize itself out . After a few moments of thought most students should be able to figure out the "trick".

  • 04:47 Angle of repose…Physics of toys  //  Homemade Science with Bruce Yeany

    Angle of repose…Physics of toys // Homemade Science with Bruce Yeany

    225 views / 0 likes - added

    The angle of repose or critical angle of repose is how steep various types of materials can be piled without slumping. The steepness of the side of a pile is determined by the amount of friction between the particles of matter. This can vary according to

  • 09:15 Fan Cart - Blowing into your own Sail // Homemade Science with Bruce Yeany

    Fan Cart - Blowing into your own Sail // Homemade Science with Bruce Yeany

    294 views / 0 likes - added

    Here is a reexamination of the fan cart and the popular demonstration of what would happen if you try to blow into your own sail. The misapplication of Newton's 3rd law as used in a children’s storybook and why it is wrong are shown along with some other

  • 06:29 Funhouse mirror- Physics of toys  // Homemade Science with Bruce Yeany

    Funhouse mirror- Physics of toys // Homemade Science with Bruce Yeany

    318 views / 0 likes - added

    An acrylic mirror can be a source of amusement and offer some insight into the behavior of reflections off of mirrored surfaces with this demonstration piece. The 4 foot by 1.5 foot plastic mirror can easily bend into a concave, convex or a combination of

  • 02:38 Sublimation of Iodine - solid to gas // Homemade Science with Bruce Yeany

    Sublimation of Iodine - solid to gas // Homemade Science with Bruce Yeany

    300 views / 0 likes - added

    Sublimation is a direct change from the solid state into the gas state while skipping over the change into the liquid state. A common example is dry ice changing into carbon dioxide vapor, or the process of freeze drying the water out of foods. In this vi

  • 12:42 Tennis Ball Cannon Update // Homemade Science with Bruce Yeany

    Tennis Ball Cannon Update // Homemade Science with Bruce Yeany

    225 views / 0 likes - added

    The previous video on the tennis ball cannon showed how it might demonstrate Newton's third law along with some measurements of the ball's muzzle velocity. Interestingly eno While the measured velocities showed a wide margin from one trial to the next we

  • 11:01 Static Electricity- Triboelectric series // Homemade Science with Bruce Yeany

    Static Electricity- Triboelectric series // Homemade Science with Bruce Yeany

    285 views / 0 likes - added

    Some simple demonstrations of materials and demonstrations of static electricity using materials listed on the triboelectric series

  • 06:12 Tennis ball + Basketball momentum // Homemade Science with Bruce Yeany

    Tennis ball + Basketball momentum // Homemade Science with Bruce Yeany

    193 views / 0 likes - added

    A very simple demonstration involving a tennis ball placed on top of a basketball and then dropped from a height. The result is a tennis ball that shoots up to 9 time the original height. Fun and easy to replicate and is a simple demonstration of the tran

  • 06:48 Balancing Soda Bottle Collection // Homemade Science with Bruce Yeany

    Balancing Soda Bottle Collection // Homemade Science with Bruce Yeany

    306 views / 0 likes - added

    Some new versions of the traditional balancing soda bottles or wine bottles with the slanted board. How does the bottle manage to defy gravity and remain precariously balanced by just it's neck. The answer is to support under it's center of gravity.

  • 03:53 Soda Straw Flutes and Trombones /// Homemade Science with Bruce Yeany

    Soda Straw Flutes and Trombones /// Homemade Science with Bruce Yeany

    312 views / 0 likes - added

    How to make a simple noisemaker out of a drinking straw. The pitch can be varied by changing it's length, either by cutting it shorter, adding finger holes, or adding a second straw that slides in and out like a slide whistle

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  • 12:11 Fun with Self-Sealing Balloons and Bottles // Homemade Science with Bruce Yeany

    Fun with Self-Sealing Balloons and Bottles // Homemade Science with Bruce Yeany

    72 views / 0 likes - added

    Sticking pencils and food skewers through plastic bags and balloons has been a common and popular activity for students of all ages over the years. It is a nice lead in to talk about polymers. Once this is done with bags they are pretty much done for but

  • 05:24 Balancing Nail or Pencil  Challenge // Homemade Science with Bruce Yeany

    Balancing Nail or Pencil Challenge // Homemade Science with Bruce Yeany

    330 views / 0 likes - added

    The nail balance challenge has been around for years, I remember seeing it when I was in high school, but here is a new twist to it. The challenge is a simple demonstration of balancing a dozen nails by arranging them in a sequence that holds them togethe

  • 06:40 Simple speaker investigation, homemade speaker/// Homemade science with Bruce Yeany

    Simple speaker investigation, homemade speaker/// Homemade science with Bruce Yeany

    228 views / 1 likes - added

    Here are a variety of simple examples of simple speakers that can be built to investigate how speakers work. A simple coil glued to a piece of paper, conduction speakers that only you can hear, turn any surface into a speaker and paper plate speakers are

  • 05:55 Chladni plates & mechanical driver- cheap! //  Homemade Science with Bruce Yeany

    Chladni plates & mechanical driver- cheap! // Homemade Science with Bruce Yeany

    314 views / 0 likes - added

    The use of Chladni plates can make a wonderful demonstration but can be rather expensive for equipment that may have limited use in the average classroom. This video shows how I set up the experiment using a free online tone generator on my computer, a di

  • 07:53 Newton's 3rd law contest entry // Homemade Science with Bruce Yeany

    Newton's 3rd law contest entry // Homemade Science with Bruce Yeany

    190 views / 0 likes - added

    The following is the video that my students and I put together and submitted to the xploration station DIY SCI contest on Newton's third law. Our entry is a collection of examples that can be used to demonstrate action-reaction forces. The contest is for

  • 03:51 A Light  Bulb Mystery- Electric Resistance // Homemade Science with Bruce Yeany

    A Light Bulb Mystery- Electric Resistance // Homemade Science with Bruce Yeany

    294 views / 1 likes - added

    A 110 volt light bulb and a 1.5 volt mini light bulb are wired in series to a nine volt battery. What will happen when the electricity flows? This is a nice simple demonstration of how temperature can affect the resistance in a conductor. The result is ca

  • 06:51 Reciprocating Air Engines-- Easy build // Homemade Science with Bruce Yeany

    Reciprocating Air Engines-- Easy build // Homemade Science with Bruce Yeany

    62 views / 0 likes - added

    Reciprocating air engines have been around for a long time, here is the most basic piece that is an easy build and popular with students. It can be varied according building skills and available materials. It's operation is as simple as inhaling and exhal

  • 02:56 Convex water lens…. Discrepant event //  Homemade Science with Bruce Yeany

    Convex water lens…. Discrepant event // Homemade Science with Bruce Yeany

    202 views / 0 likes - added

    Here's an old trick that's been around for many years. It can be a nice introduction to the behavior of light and the refraction in a lens. Kids seem to have fun with making their own pictures to try behind the lens and see what happens.

  • 05:03 Electrostatic floating Rings -toy physics = Homemade Science with Bruce Yeany

    Electrostatic floating Rings -toy physics = Homemade Science with Bruce Yeany

    374 views / 0 likes - added

    Foam or plastic rings cut from a grocery bag can be made to float above a Plastic pipe or balloon by means of static electricity repulsion. Simple materials can be used to make this fun toy that teaches a little about electrical charges. There are several

  • 06:05 Wilburforce & Double Pendulums Demonstrate Resonance // Homemade Science with Bruce Yeany

    Wilburforce & Double Pendulums Demonstrate Resonance // Homemade Science with Bruce Yeany

    225 views / 0 likes - added

    In our studies of Harmonic motion, my students always enjoy spending some time building some simple Wilburforce and double pendulums. They all depend on the concept of resonance and help to get the point across very easily. It makes it easier for understa

  • 04:11 Mystery box revealed- Wheel and axle // Homemade Science with Bruce Yeany

    Mystery box revealed- Wheel and axle // Homemade Science with Bruce Yeany

    215 views / 0 likes - added

    In a previous video, I showed an example of a mystery box that I use in my classroom to challenge student to solve it's principle of operation. Here is a look at the inside and a brief view of how it works. This posting will be made unlisted in one month.

  • 02:16 Dancing Oobleck streams  with a static charge //  Homemade Science with Bruce Yeany

    Dancing Oobleck streams with a static charge // Homemade Science with Bruce Yeany

    207 views / 0 likes - added

    While making a video on bending water with a static charge, I discovered how much more fun it is to bend thicker viscus materials. I tried several such as honey, dish soap, chocolate syrup, school glue, paint and a few others but Oobleck was my favorite.

  • 03:19 Concave mirror  real image demonstration /// Homemade Science with Bruce Yeany

    Concave mirror real image demonstration /// Homemade Science with Bruce Yeany

    374 views / 1 likes - added

    This video features a device that uses a concave mirror to project the image of a small light bulb into an empty light socket. While it is possible to hide the source of the projected light from the viewers, I have found it better to allow students to eas

  • 04:46 Physics of toys-wooden air engine // Homemade Science with Bruce Yeany

    Physics of toys-wooden air engine // Homemade Science with Bruce Yeany

    365 views / 0 likes - added

    The basic concept of a reciprocating engine goes back about 300 years when first developed into a crude stream engine. the same basic principles are used in today's modern engine where expanding gas is used to drive a piston and a crank is used to convert

  • 04:24 Index of Refraction - disappearing glassware demonstration  // Homemade Science with Bruce Yeany

    Index of Refraction - disappearing glassware demonstration // Homemade Science with Bruce Yeany

    306 views / 0 likes - added

    The classic demonstration of making Pyrex glass (test tubes, stirring rods, beakers, tubing) disappear by submerging it into a variety of liquids, in this case cooking oil. This demonstration works best when the liquid is lit from the same direction as it

  • 03:58 Physics of toys- Reciprocating air engine // Homemade Science with Bruce Yeany

    Physics of toys- Reciprocating air engine // Homemade Science with Bruce Yeany

    324 views / 0 likes - added

    This wooden air engine is powered by hand using a large hand pump.The basic concept of a reciprocating movement changed into rotary motion or rotary motion into reciprocating motion can be traced back to the Roman empire or perhaps even earlier. The same

  • 04:04 Sticks through a paper bag filled with water // Homemade Science with Bruce Yeany

    Sticks through a paper bag filled with water // Homemade Science with Bruce Yeany

    242 views / 0 likes - added

    There is a very popular trick of sticking pencils though a plastic bag filled with water. The bags are made of plastic known as a polymer or very long chains of molecules the can be stretched around the pencil to form a tight seal. Paper is also a polymer

  • 06:48 Physics of toys - Simple air engines  // Homemade Science with Bruce Yeany

    Physics of toys - Simple air engines // Homemade Science with Bruce Yeany

    335 views / 0 likes - added

    Sometimes referred to as a blow-suck engine, here is the most basic piece that is an easy build and popular with students. It can be varied according building skills and available materials. The same basic principles that drive this motor are used in toda

  • 05:39 Feel the moment of inertia-Physics of toys  // Homemade Science with Bruce Yeany

    Feel the moment of inertia-Physics of toys // Homemade Science with Bruce Yeany

    241 views / 0 likes - added

    Why do some objects roll down a table faster than others? It depends on several factors but when everything else is the same, it comes down to where is the mass positioned in relation to it's center of rotation. Here's a way to get a "feel" for what is ta

  • 04:14 Bicycle tuning  fork - physics of toys // Homemade Science with Bruce Yeany

    Bicycle tuning fork - physics of toys // Homemade Science with Bruce Yeany

    285 views / 0 likes - added

    The front fork off of a bicycle makes a nice addition to a tuning fork set. The frequency of this one is very low, about 54 Hz (vibrations per second). The sound of fork is very deep and the camera does not do a good job of picking it up but otherwise, it

  • 04:56 Speed of sound activity - Measure the echo - Homemade Science with Bruce Yeany

    Speed of sound activity - Measure the echo - Homemade Science with Bruce Yeany

    271 views / 0 likes - added

    The speed of sound can be measured with reasonable results by measuring the time of an echo. A couple blocks of wood for clapping together, a stopwatch, and a calculator are the equipment was used for the middle school classroom activity.

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  • 04:20 Breaking Pole Paradox- center of mass // Homemade Science with Bruce Yeany

    Breaking Pole Paradox- center of mass // Homemade Science with Bruce Yeany

    218 views / 0 likes - added

    A long thin wooden pole is supported at either end atop two water glasses. A swift impulsive blow breaks the pole at it's center without managing to knock over the cups and spill a single drop. How is it possible? I am breaking it against the inertia of t

  • 06:29 Toy physics - Pop guns-- cork, potato, or foam poppers  // Homemade Science with Bruce Yeany

    Toy physics - Pop guns-- cork, potato, or foam poppers // Homemade Science with Bruce Yeany

    474 views / 0 likes - added

    Fun and easy instructions for several variations of pop guns,potato poppers, and pop gun repeaters are shown in this video. The science behind the toy is an application of the basic concept of Boyle's law. The relationship shows that as the volume of a ga

  • 05:17 Soda Bottle Air Car- Physics of toys // Homemade Science with Bruce Yeany

    Soda Bottle Air Car- Physics of toys // Homemade Science with Bruce Yeany

    376 views / 0 likes - added

    The soda bottle car is driven by compressed air and is an excellent example for demonstrating Newton’s 3rd law of motion. The soda bottle is pumped up to about 60 PSI with air using a portable air pump. The bottles are able to withstand higher pressures b

  • 08:33 Tennis Ball Cannon-Newton's 3rd law // Homemade Science with Bruce Yeany

    Tennis Ball Cannon-Newton's 3rd law // Homemade Science with Bruce Yeany

    303 views / 0 likes - added

    This tennis ball cannon is mounted on a wheeled cart that allows it to move backwards as a tennis ball is fired out the barrel. The speed of the ball can vary greatly from one try to the next. The muzzle velocity of the ball can be as high as 43 meters pe

  • 06:07 Soda Bottle Rocket Car-Physics of Toys // Homemade Science with Bruce Yeany

    Soda Bottle Rocket Car-Physics of Toys // Homemade Science with Bruce Yeany

    634 views / 0 likes - added

    The soda bottle rocket car is powered by compressed air and is an excellent example for demonstrating action-reaction for Newton’s 3rd law of motion. The water inside the bottle also demonstrates Newton's first law. It has inertia and collects at the back

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  • 03:26 Popular Static Electricity box -  dancing foam balls = Homemade Science with Bruce Yeany

    Static Electricity box - dancing foam balls = Homemade Science with Bruce Yeany

    5,024 views / 6 likes - added

    Rubbing a sheet of clear plastic with a hand or forearm, a towel, or piece of fur will give it a static electric charge that will cause styrofoam pith ball to bounce and race around it's surface. The balls will continue to move until the charges on the pl

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  • 06:13 Single and compound pulleys review - lifting our principal // Homemade Science with Bruce Yeany

    Single and compound pulleys review - lifting our principal // Homemade Science with Bruce Yeany

    262 views / 0 likes - added

    Students have a better understanding when they actually try various pulley systems for themselves, especially when they get to try and lift each other. The biggest challenge is to see how many students it takes to lift our school principal using a single

  • 02:58 Wooden levers challenge,  Wood balancing puzzle // Homemade Science with Bruce Yeany

    Wooden levers challenge, Wood balancing puzzle // Homemade Science with Bruce Yeany

    286 views / 0 likes - added

    In our study of simple machines, we take a look at types of levers and situations where the torques applied to them are equal allowing objects to be balanced. Here is a simple set of blocks that can be used to challenge student's understanding and their m

  • 05:04 Magdeburg Hemispheres- amazing alternate method- no pump // Homemade Science with Bruce Yeany

    Magdeburg Hemispheres- amazing alternate method- no pump // Homemade Science with Bruce Yeany

    315 views / 0 likes - added

    This Magdeburg Hemisphere is a popular demonstration of atmospheric pressure that usually requires a vacuum pump to remove the air from inside the sphere. A more impressive method that is simpler and less expensive can be to use a long plastic tube and a

  • 06:34 Sand Pendulums replaced Iron Filings or Paint // Homemade Science with Bruce Yeany

    Sand Pendulums replaced Iron Filings or Paint // Homemade Science with Bruce Yeany

    37 views / 0 likes - added

    The sand pendulum that traces out patterns has always been a popular device in my classroom. After building and trying the basic piece, here are some additional variations that have been suggested for its use. Using a magnetic sheet and having the pendulu

  • 07:04 Slow Moving Waves in Rope - Physics of toys // Homemade Science with Bruce Yeany

    Slow Moving Waves in Rope - Physics of toys // Homemade Science with Bruce Yeany

    298 views / 1 likes - added

    The speed of waves through a stationary rope can vary due to the tension and the density of the material. What happens when the rope itself is put into motion and then a wave disturbance is added. This idea is the start of our investigation using a few di

  • 03:43 Solar motor--Free energy motor-- not electrical /// Homemade Science with Bruce Yeany

    Solar motor--Free energy motor-- not electrical /// Homemade Science with Bruce Yeany

    393 views / 1 likes - added

    These devices are sometimes referred to as solar motors or thermal motors, or even thermal retraction motors. Sunlight hitting the strips is converted into thermal energy (heat) which then causes the rotor to turn without any electrical or other mechanica

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  • 03:06 Toy Physics -- Leaning Tower of Pizza boxes puzzle  // Homemade Science with Bruce Yeany

    Toy Physics -- Leaning Tower of Pizza boxes puzzle // Homemade Science with Bruce Yeany

    258 views / 0 likes - added

    This is a puzzle of little pizza boxes that need to be stacked in such a way so that they don't fall over. The stack has the first six blocks locked together with the bottom block being cut on angle, causing the set of blocks to lean. The base of this puz

  • 11:02 Sound Visualizer & Chladni Patterns  Formed on a Plastic Bucket // Homemade Science with Bruce Yeany

    Sound Visualizer & Chladni Patterns Formed on a Plastic Bucket // Homemade Science with Bruce Yeany

    342 views / 0 likes - added

    The Sound Visualizer and the Chladni Bucket are used to show how vibrations from sound waves are able to create some very beautiful patterns using a few simple pieces of equipment. As compression waves from sound hit a surface it may cause standing waves

  • 10:55 Supercharging the Fun Fly Stick - Van Der Graaf Generator // Homemade Science with Bruce Yeany

    Supercharging the Fun Fly Stick - Van Der Graaf Generator // Homemade Science with Bruce Yeany

    274 views / 0 likes - added

    Adding a metal soda can dome to the top of a Fun Fly Stick will considerably increase it's voltage allowing for some additional demonstrations that can be done with it, sort of supercharging it. The voltage is high enough to produce small sparks up to aro

  • 10:51 Spin Art... centripetal force..."centrifugal" force // Homemade Science with Bruce Yeany

    Spin Art... centripetal force..."centrifugal" force // Homemade Science with Bruce Yeany

    301 views / 1 likes - added

    Spin art has been a popular device in the arts and science over the years. It is rather simple, spin a piece of paper at high speeds, splash some paints on it and then stop it and admire the results. It can be a nice piece to start a discussion on the app

  • 05:39 Physics of toys -string racer/ string rocket //  Homemade Science with Bruce Yeany

    Physics of toys -string racer/ string rocket // Homemade Science with Bruce Yeany

    323 views / 0 likes - added

    The String Racers are rubber band powered toys that are fairly easy to build either at home or in the classroom. Materials are easy to work with and readily available, we have even been successful making our own propellors. I've had students design and bu

  • 02:58 Toy Physics--Rollback Toy Challenge--Homemade Science with Bruce Yeany

    Toy Physics--Rollback Toy Challenge--Homemade Science with Bruce Yeany

    327 views / 1 likes - added

    The rollback toy idea is put to the test to see how far we can get it to travel when powered by just three rubber bands. It is a great example of changing potential mechanical energy into kinetic motion energy. Fine tuning and given a long and wide enough

  • 03:13 Colored Light Shadow-Additive light mixture // Homemade Science with Bruce Yeany

    Colored Light Shadow-Additive light mixture // Homemade Science with Bruce Yeany

    318 views / 0 likes - added

    Fun demonstration to show show the additive mixture of light. Three primary colored lights are aimed at the same spot will appear as white light, but when an object blocks one or more of the lights different colored shadows appear behind the object. The a

  • 09:56 Swinging tray -centripetal force -Greek waiter tray // Homemade Science with Bruce Yeany

    Swinging tray -centripetal force -Greek waiter tray // Homemade Science with Bruce Yeany

    247 views / 0 likes - added

    The classic swinging water bucket and the greek waiter's tray, also called the centripetal swinging tray, or centrifugal tray is examined with some additional variations to make the experience a bit more interesting. AN easy experiment that anyone can do

  • 02:58 Toy physics- two toy dart gun discrepant event // Homemade Science with Bruce Yeany

    Toy physics- two toy dart gun discrepant event // Homemade Science with Bruce Yeany

    362 views / 0 likes - added

    Two toy dart guns have plastic darts and are fired towards the ground… the results are that the darts hit the ground at the same time. What are the results if one of the darts is made heavier by adding a metal weight to it. Now when the guns are fired tow

  • 01:07 Solar Powered Toy Hammer-solar motor-no electric = Homemade Science with Bruce Yeany

    Solar Powered Toy Hammer-solar motor-no electric = Homemade Science with Bruce Yeany

    318 views / 1 likes - added

    Here is my Solar motor being put to work, can it hammer a nail, or even break an egg? No, but it it's fun coming up with ideas of jobs for it to do. You can see more solar motors on my other video at: https://youtu.be/VQqpnAKf9cM These devices are sometim

  • 07:27 Skewering water balloons and big bags of water---polymers // Homemade Science with Bruce Yeany

    Skewering water balloons and big bags of water---polymers // Homemade Science with Bruce Yeany

    557 views / 1 likes - added

    The popular demonstration of skewering balloons can be made more challenging by filling the balloons with water instead of air. This is a good summer experiment because it is very easy to get wet. This video also takes a look at skewering plastic bags, no

  • 00:55 Solar Powered Toy Bell Ringer- solar motor - no electric = Homemade Science with Bruce Yeany

    Solar Powered Toy Bell Ringer- solar motor - no electric = Homemade Science with Bruce Yeany

    243 views / 0 likes - added

    Here is my Solar motor being used for more work. Not much sound but I've had fun trying to find work for it. You can see more about solar motors on my other video at: https://youtu.be/VQqpnAKf9cM These devices are sometimes referred to as solar motors or

  • 02:36 A Homemade Meal . . . From a Vending Machine

    A Homemade Meal . . . From a Vending Machine

    196 views / 0 likes - added

    In Japan, vending machines generally sell beverages and simple, readymade provisions. But fresh curry over rice? You bet. Along a lonely stretch of highway in Awa-shi, Japan, you’ll find a rare vending machine selling tantalizing homemade meals. Even bett

  • 01:55 Homemade Lung - Sick Science! #181

    Homemade Lung - Sick Science! #181

    315 views / 0 likes - added

    The human body is a magnificent machine. Every part serves a purpose that seems to work like magic (except maybe the appendix). The more science discovers and understands about the human body, the more opportunities we have to replicate their processes. W

  • 04:42 The Real Story Behind Archimedes’ Eureka! - Armand D'Angour

    The Real Story Behind Archimedes’ Eureka! - Armand D'Angour

    330 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/the-real-story-behind-archimedes-eureka-armand-d-angour When you think of Archimedes’ Eureka moment, you probably imagine a man in a bathtub, right? As it turns out, there's much more to the story. Armand D'Ango

  • 07:58 ARCHIMEDES - The Greatest Mathematician And Inventors In History | Vlog #40 by HooplakidzLab

    ARCHIMEDES - The Greatest Mathematician And Inventors In History | Vlog #40 by HooplakidzLab

    317 views / 0 likes - added

    The Most Famous Mathematician and Inventors In History - The ARCHIMEDES. Today,s Vlog is all about the life of Archimedes, his Legacy, and Inventions. Do share your thoughts in the comment section down below. Subscribe HooplakidzLab: http://bit.ly/1V77IUh

  • 02:07 Archimedes by Douglas Hollis  | Exploratorium

    Archimedes by Douglas Hollis | Exploratorium

    197 views / 0 likes - added

    The Exploratorium commissioned San Francisco artist Douglas Hollis to create the newest public artwork in our Over the Water series. Archimedes, is a reimagined, thirtieth anniversary edition of Listening Vessels, a beloved and iconic Exploratorium exhibi

  • 02:22 Machine Learning Controls Weed Sprayer Machine. Helps Environment.

    Machine Learning Controls Weed Sprayer Machine. Helps Environment.

    254 views / 0 likes - added

    Blue River Technology's See & Spray machine equips farmers to apply herbicide only to weeds, using less than 1/10th the herbicide of typical weed control. See & Spray uses machine learning and robotics to bring to market the world's first machine

  • 01:45 Brown Sugar Homemade Ice Cream - Sick Science! #217

    Brown Sugar Homemade Ice Cream - Sick Science! #217

    474 views / 1 likes - added

    Check out cool science kits and toys: http://www.stevespanglerscience.com/ See the full experiment here: http://www.stevespanglerscience.com/lab/experiments/brown-sugar-homemade-ice-cream Food always tastes better when it’s homemade, and the same is true

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  • 01:23 Homemade Kaleidoscope - Sick Science! #179

    Homemade Kaleidoscope - Sick Science! #179

    347 views / 0 likes - added

    Find out what is happening here: http://www.stevespanglerscience.com/lab/experiments/homemade-kaleidoscope Kaleidoscopes are an incredible tool for witnessing the effects of refracting light, but putting your own kaleidoscope together can be a pain. We've

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  • 01:26 Homemade Projector - Sick Science! #201

    Homemade Projector - Sick Science! #201

    483 views / 1 likes - added

    See the full experiment here: http://www.stevespanglerscience.com/lab/experiments/homemade-projector Smartphones are used more frequently than for watching videos than ever before, but sometimes you just want a bigger viewing area. For those strapped for

  • 01:25 Homemade Hand Warmer - Sick Science! #227

    Homemade Hand Warmer - Sick Science! #227

    380 views / 1 likes - added

    Check out cool science kits and toys: www.stevespanglerscience.com See the full experiment here: http://www.stevespanglerscience.com/lab/experiments/homemade-hand-warmer If you’ve ever spent time outdoors in the cold, there’s a good chance you’ve used or

  • 02:08 Homemade Rock Candy - Sick Science! #188

    Homemade Rock Candy - Sick Science! #188

    483 views / 4 likes - added

    GET THE ROCK CANDY KIT HERE: http://www.stevespanglerscience.com/rock-candy-crystal-kit.html Science is often referred to as the most fun subject in school, but it can be the most delicious subject, too! When you create Homemade Rock Candy, you'll be divi

  • 01:30 Robotic Ray Is Part Animal, Part Machine

    Robotic Ray Is Part Animal, Part Machine

    227 views / 0 likes - added

    Light-controlled cardiac muscle cells guide swimming of an artificial animal. Learn more: http://scim.ag/29rkDCn Read the research: http://scim.ag/29lax1u JOIN AAAS: http://scim.ag/2bxrxnH

  • 14:46 250,000 Dominoes - The Incredible Science Machine: GAME ON!

    250,000 Dominoes - The Incredible Science Machine: GAME ON!

    557 views / 2 likes - added

    250,000 Dominoes were toppled at Zeal Credit Union's Incredible Science Machine: Game On! This event features 3 new US domino records: largest domino field, largest domino structure, and largest overall domino project in America. 19 builders from 5 countr

  • 01:44 How To Make A HomeMade Vuvuzela | Vuvuzela Sound & HomeMade Vuvuzela Science Experiment

    How To Make A HomeMade Vuvuzela | Vuvuzela Sound & HomeMade Vuvuzela Science Experiment

    473 views / 1 likes - added

    EASY Science Experiments to do at Home :- http://bit.ly/1px0HvK Do you enjoy the Vuvuzela Sound ? Its time to make some Vuvuzela noise for the World Cup 2014. Try this fun science experiment of How to Make a Home Made Vuvuzela. Watch this fun Vuvuzela sci

  • 22:53 250,000 Dominoes - The Incredible Science Machine Vlog!

    250,000 Dominoes - The Incredible Science Machine Vlog!

    454 views / 3 likes - added

    Behind the scenes from The Incredible Science Machine Game On with 250,000 dominoes! Many tests, fails, & a visit by Smarter Every Day! WATCH THE FALLDOWN! https://www.youtube.com/watch?v=Q0jeohWnmAQ&list=PLNPDtUHUkSPYZhO2bX1yl8dZ1HD8c2G_7&ind

  • 11:51 Machine Learning & Artificial Intelligence: Crash Course Computer Science #34

    Machine Learning & Artificial Intelligence: Crash Course Computer Science #34

    165 views / 0 likes - added

    So we've talked a lot in this series about how computers fetch and display data, but how do they make decisions on this data? From spam filters and self-driving cars, to cutting edge medical diagnosis and real-time language translation, there has been an

  • 12:56 Popular DIY CANDY DISPENSER Cardboard vending Machine

    DIY CANDY DISPENSER Cardboard vending Machine

    2,700 views / 3 likes - added

    DIY CANDY DISPENSER Cardboard vending Machine with Skittles, M&M and more with Ryan ToysReview! Ryan and family shows you how to make a super simple homemade cardboard candy machine dispenser! You can pick any candy you like! Family Fun Activities for eve

  • 05:40 The chocolate science hype machine

    The chocolate science hype machine

    153 views / 0 likes - added

    The dark side of mars-sponsored chocolate studies. Read more about the science of chocolate health on Vox: http://bit.ly/2mCn3TJ http://bit.ly/2Db4Fei Subscribe to our channel! http://goo.gl/0bsAjO Chocolate is good for health, study finds. Small study, p

  • 03:55 Science Bob's Rube Goldberg Machine on Kelly & Michael

    Science Bob's Rube Goldberg Machine on Kelly & Michael

    260 views / 0 likes - added

    I've always loved Rube Goldberg machines, so when I was invited back on Live With Kelly & Michael for their 4th of July week, I took on the task of creating a science based, 4th of July themed Rube Goldberg device. It took 2 weeks to plan and build, but h

  • 05:15 Machine Learning Explained

    Machine Learning Explained

    217 views / 0 likes - added

    Machine learning explained simply. In this video you'll learn what exactly machine learning is and machine learning basics. No knowledge of machine learning required to watch this video. Hi! I'm Jade. Subscribe to Up and Atom for new physics, math and com

  • 04:11 Wave Machine Demonstration

    Wave Machine Demonstration

    374 views / 0 likes - added

    Build your own Wave Machine - this is a great physics demonstration for the classroom or at home as a brilliant science experiment for kids. This science demonstration video is one of over 8,000 free teaching resources available for from the National STEM

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  • 05:37 These Dry Ice Science Experiments are Crazy Part 4

    These Dry Ice Science Experiments are Crazy Part 4

    361 views / 2 likes - added

    Subscribe: http://bit.ly/1V77IUh | These Dry Ice Science Experiments are Crazy Part 4 | Like me on Facebook: http://facebook.com/hooplakidzlab

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  • 04:22 Dry Ice Science Experiments that You Can Do At Home Part 3

    Dry Ice Science Experiments that You Can Do At Home Part 3

    303 views / 0 likes - added

    Subscribe: http://bit.ly/1V77IUh | Dry Ice Science Experiments that You Can Do At Home Part 3 | Like me on Facebook: http://facebook.com/hooplakidzlab

  • 08:48 5 Genius Homemade Inventions You Won't Believe | Easy Science Projects & Experiments For School

    5 Genius Homemade Inventions You Won't Believe | Easy Science Projects & Experiments For School

    453 views / 0 likes - added

    Anyone's school project due? We have some amazing science invention you can make for your science project and experiment. Subscribe: http://bit.ly/1V77IUh For more amazing videos: https://www.youtube.com/watch?v=c49RUi7ewnE https://www.youtube.com/watch?v

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  • 04:24 #79 Making Strawberry Candy on a machine from Alaska from the late 1800's

    #79 Making Strawberry Candy on a machine from Alaska from the late 1800's

    190 views / 0 likes - added

    Get this candy here http://www.pd.net Go to http://www.ties.com and use the code LOFTY15 to save 15% on bowties. Check out part one of this video here: https://www.youtube.com/watch?v=abJ3R0bqCbE The Klondike gold rush national historical park sent us a m

  • 09:43 Sending Sound on a Laser! - The Science of Telecommunication with Mr. G - Part 3

    Sending Sound on a Laser! - The Science of Telecommunication with Mr. G - Part 3

    44 views / 0 likes - added

    Craig Beals and Glenn Govertsen from the Mr. G Science Show show how the signal for sound can be sent on a beam of light including how you can build your own laser sound machine. They explain how telecommunications work with different frequencies and puls

  • 01:52 M&Ms and Skittles sorting machine

    M&Ms and Skittles sorting machine

    309 views / 3 likes - added

    This machine sorts M&Ms and Skittles by colour. Unsorted candy is put in a hopper on the top. Sorted candy is put into six bowls on the bottom side of the machine. It's pretty quick and sorts about 2 pieces of candy per second. It uses Arduino microco

  • 04:51 Fascinating Dry Ice Science Experiments to Do at Home Part 1 - HooplaKidzLab

    Fascinating Dry Ice Science Experiments to Do at Home Part 1 - HooplaKidzLab

    420 views / 2 likes - added

    Fascinating Dry Ice Science Experiments to Do at Home Part 1 - HooplaKidzLab | http://facebook.com/hooplakidzlab | Hello guys, you have been asking me to do dry ice experiments for quite sometime now. Here it is, only for you guys. Hope you like it :) Sub

  • 02:23 Popular LEGO Turing Machine

    LEGO Turing Machine

    1,028 views / 1 likes - added

    This is a short documentary about the LEGO Turing Machine built by Jeroen van den Bos and Davy Landman at Centrum Wiskunde & Informatica (CWI), Amsterdam (Netherlands). They built it for CWI's exposition "Turings Erfenis" in honor of the centenary of Alan

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  • 03:59 Worlds  Largest K'nex Ball Machine - 126,000 pieces

    Worlds Largest K'nex Ball Machine - 126,000 pieces

    423 views / 2 likes - added

    This machine currently holds the Guinness World Record for the largest K'nex ball machine. It contains over 126,000 pieces, 10 lifts, 14 motors, and over 1000 feet of track. It features a 40 foot long self-supporting bridge, a 6 foot tall vertical loop, a

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  • 02:58 This Machine Lets You Fly Like A Bird

    This Machine Lets You Fly Like A Bird

    408 views / 0 likes - added

    #Outrageous_Acts | Wednesdays at 9/8c on Science Full Episodes Streaming FREE on Science GO: https://www.sciencechannelgo.com/outrageous-acts-of-science/ This man from has created a massive air machine that lets him take flight just by flapping his arms!

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  • 04:26 How to Make Flipbook Animation Machine at Home

    How to Make Flipbook Animation Machine at Home

    313 views / 1 likes - added

    How to Make Flipbook Animation Machine at Home In today's video I show you how to make really cool flipbook animation machine from cardboard. I'm a big fan of Simpsons so I chose Bart Simpson as animation model but you can use any animation you want (even

  • 01:51 How To Make A Homemade Compass

    How To Make A Homemade Compass

    478 views / 1 likes - added

    A homemade compass is easy to make and requires few materials. Find your direction with this do-it-yourself experiment. Take a look at this science how-to video to see how to make a homemade compass. It's very easy to build your own DIY compass! Click Her

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  • 04:46 Monster Bridge Building Machine

    Monster Bridge Building Machine

    367 views / 1 likes - added

    This machine weight 580 Tons, 91.8 meter long, 7.4 meter in width, and 9 meter in height. She is able to lift 900 tons stuff. Made made by the Beijing Wowjoint Machinery Company: http://www.wowjoint.com/ Here is some more details: 1,The main support leg a

  • 01:07 This Vending Machine Takes Bottles And Gives Food To Stray Dogs In Exchange

    This Vending Machine Takes Bottles And Gives Food To Stray Dogs In Exchange

    591 views / 2 likes - added

    A company in Turkey called Pugedon has created a somewhat bizarre but effective way to kill two birds with one stone – their vending machine in Istanbul takes bottles deposited for recycling and dispenses food for the city’s stray dogs. The ma

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  • 03:19 Machine Pours Concrete Perfectly

    Machine Pours Concrete Perfectly

    326 views / 0 likes - added

    The 5700-C machine by PowerCurber pours concrete into perfect shapes and lines. The machine is designed to make curbs, gutters, sidewalks, and barrier walls. If conditions are good, the device can pour as much as 1,000 linear feet per hour. See more from

  • 04:42 How to build a Rube Goldberg machine

    How to build a Rube Goldberg machine

    176 views / 0 likes - added

    A Rube Goldberg machine uses cause and effect to do a simple task in a very complicated way. Kinetic artist Joseph Herscher is an expert in these machines. He's built contraptions like a stamp licker and a machine to turn the pages of a newspaper, and her

  • 04:21 Why We Want a Perpetual Motion Machine, But Still Can’t Get It

    Why We Want a Perpetual Motion Machine, But Still Can’t Get It

    41 views / 0 likes - added

    A machine that can run for eternity is exactly what we need...if only it could exist. A perpetual motion machine is impossible, here's why. Could a Dyson Sphere Harness the Full Power of the Sun? - https://youtu.be/jOHMQbffrt4 Read More: An Analysis of A

  • 2:03:21 Popular 100 Amazing Science Experiments And Tricks That You Can Do At Home Part 2 (Compilation)

    100 Amazing Science Experiments And Tricks That You Can Do At Home Part 2 (Compilation)

    703 views / 2 likes - added

    HooplaKidzLab brings to you the second 50 amazing science experiments from the 100 Amazing Science Experiments series. Like me on Facebook: https://www.facebook.com/hooplakidzlab Subscribe: http://bit.ly/1V77IUh

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  • 03:30 How To Make A Vinegar Battery | Homemade Vinegar Battery | Science Experiment For School Kids

    How To Make A Vinegar Battery | Homemade Vinegar Battery | Science Experiment For School Kids

    618 views / 0 likes - added

    How to make a Vinegar Battery | Homemade Vinegar Battery | Science Experiment for School Kids Vinegar battery For this experiment you'll need: • Vinegar • Two glasses • Two zinc strips • Two copper strips • Connecting wires • LED Bulb Procedure: • Take tw

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