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Search Results: "World's simplest motor kits/// Homemade Science with Bruce Yeany"

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

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

    367 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

  • 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

    466 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

  • 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

    490 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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  • 02:03 no magnet motor  ///  Homemade Science with Bruce Yeany

    no magnet motor /// Homemade Science with Bruce Yeany

    427 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

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

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

    384 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

  • 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

    374 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

  • 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

    297 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

  • 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

    524 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

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

    Homemade battery tester/// Homemade Science with Bruce Yeany

    403 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

    389 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

    356 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,

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

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

    143 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

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

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

    232 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

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

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

    368 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

    448 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

  • 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

    474 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

    358 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

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

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

    722 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

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

    impulse examples///Homemade Science with Bruce Yeany

    338 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

    364 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

    371 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

    534 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

    416 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

  • 06:00 Homemade Science Demonstrations with Bruce Yeany

    Homemade Science Demonstrations with Bruce Yeany

    42 views / 0 likes - added

    Welcome to my science channel, here are a few examples of some of the interesting materials and activities that I've posted over the last 5 years . Over 170 videos of demonstrations and activities that I've found interesting and helpful as a middle school

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

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

    359 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

    355 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

    360 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

    1,454 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

    370 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

    405 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

    376 views / 1 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

    336 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

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

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

    340 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,

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

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

    406 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,

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

    Centrifugal tray////Homemade science with Bruce Yeany

    324 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

    451 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

    400 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

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

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

    592 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

    606 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

    373 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

    378 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

    330 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

    383 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

    339 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

    294 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

    339 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.

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

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

    508 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

  • 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

    338 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

  • 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

    337 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

    494 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

    482 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

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

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

    174 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

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

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

    419 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

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

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

    117 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

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

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

    475 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

  • 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

    296 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

    440 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

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

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

    634 views / 1 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

  • 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

    426 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

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

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

    253 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

    398 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

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

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

    398 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

    420 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

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

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

    400 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

  • 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

    517 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

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

    Big High Low track // Homemade Science with Bruce Yeany

    108 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

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

    Student Musical Instrument Projects // Homemade Science with Bruce Yeany

    424 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

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

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

    1,430 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

  • 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

    322 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.

  • 03:45 Teaching metric measurements suggestion --- length. // Homemade Science with Bruce Yeany

    Teaching metric measurements suggestion --- length. // Homemade Science with Bruce Yeany

    52 views / 0 likes - added

    Actively learning physical science requires that students be able to collect data for analysis, being able to measure correctly is an important step in that process. Since the international system of measurements (metric system) is almost universally the

  • 06:57 Cooling by Evaporation Activity  //. Homemade Science with Bruce Yeany

    Cooling by Evaporation Activity //. Homemade Science with Bruce Yeany

    50 views / 0 likes - added

    Why does a body feel cold when they get out to f the shower or after a dip in the pool? A simple activity that can introduce students to the process of cooling by evaporation. Essentially evaporation is process of molecular diffusion from the liquid's sur

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

    Inertia ball demonstration // Homemade Science with Bruce Yeany

    366 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

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

    Building Block Challenge // Homemade Science with Bruce Yeany

    235 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.

  • 08:18 Deadly Straw Bullets. // Homemade Science with Bruce Yeany

    Deadly Straw Bullets. // Homemade Science with Bruce Yeany

    69 views / 0 likes - added

    After a tornado had ripped through our land, nearby housing developments, and farmland, there was a story circulated by a local farmer about the storm. He described that as he was surveying the damage to the buildings and property, he came across quite a

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

    Punkin Chunkin Trebuchet // Homemade Science with Bruce Yeany

    311 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.

  • 06:57 Wandering Static Balls. // Homemade Science with Bruce yeany

    Wandering Static Balls. // Homemade Science with Bruce yeany

    115 views / 1 likes - added

    When foam balls are placed near a plastic sheet they mysteriously start to move all around the surface. As they slow down, bringing you hand near the foam balls tends to get them going again. Nice demonstration in Static electricity, works best during win

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

    Rolling Objects Investigation /// Homemade Science with Bruce Yeany

    291 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

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

    Classroom Mirror Set // Homemade Science with Bruce Yeany

    388 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

    358 views / 0 likes - added

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

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

    Mystery box challenge // Homemade Science with Bruce Yeany

    355 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

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

    Slide Whistles part 1 // Homemade Science with Bruce Yeany

    245 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

    403 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

  • 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

    372 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

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

    Classroom Door Intruder Lock // Homemade Science with Bruce Yeany

    389 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

  • 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

    305 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

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

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

    434 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.

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

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

    255 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

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

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

    285 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

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

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

    394 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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  • 01:29 balloon in a bottle -air pressure // Homemade Science with Bruce Yeany

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

    413 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".

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

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

    410 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

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

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

    396 views / 0 likes - added

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

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

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

    408 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

    316 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

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

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

    448 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

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

    Balancing Soda Bottle Collection // Homemade Science with Bruce Yeany

    391 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.

  • 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

    377 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

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

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

    439 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

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

    Colorful Sand Pendulum Patterns // Homemade Science with Bruce Yeany

    143 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

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

    Student Horsepower Lab Activity // Homemade Science with Bruce Yeany

    380 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

  • 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

    143 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

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

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

    628 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

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

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

    593 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

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

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

    434 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

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

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

    142 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

  • 08:27 Breaking Boards Paradox II //. Homemade Science with Bruce Yeany

    Breaking Boards Paradox II //. Homemade Science with Bruce Yeany

    47 views / 0 likes - added

    First all it's not really a paradox, that's just the name, but here's a revisit to the popular breaking board demonstration on air pressure. The common explanation has touted that sheet of newspaper is applying 8,000 to 15,000 pounds of force toehold a bo

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

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

    361 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.

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

    Thermal Conductivity Investigation Board // Homemade Science with Bruce Yeany

    212 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

  • 06:52 Trebuchet Throwing Balls of Fire ///. Homemade Science with Bruce Yeany

    Trebuchet Throwing Balls of Fire ///. Homemade Science with Bruce Yeany

    31 views / 0 likes - added

    The ancient trebuchet was a massive weapon that was most commonly thought of as throwing boulders at the walls of a castle under siege. However, it is also believed that it was used to also throw other materials as well. One of the favorite themes in movi

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

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

    372 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

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

    toy car speed trap // Homemade Science with Bruce Yeany

    364 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

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

    Flettner Rotor Sail Cart // Homemade Science with Bruce Yeany

    162 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

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

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

    368 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

  • 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

    662 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

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

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

    70 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

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

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

    302 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

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

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

    388 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

    415 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

    345 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

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

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

    432 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

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

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

    392 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

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

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

    330 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.

  • 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

    287 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

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

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

    375 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

  • 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

    363 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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  • 04:14 Bicycle tuning  fork - physics of toys // Homemade Science with Bruce Yeany

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

    356 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

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

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

    449 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

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

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

    260 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

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

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

    402 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

  • 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

    151 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

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

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

    384 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.

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

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

    262 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.

  • 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

    188 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

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

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

    297 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.

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

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

    298 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

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

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

    360 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

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

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

    257 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

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

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

    471 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

    455 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

  • 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

    254 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.

  • 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

    567 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

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

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

    376 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

  • 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

    280 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

  • 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

    417 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

  • 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

    367 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

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

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

    5,675 views / 8 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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  • 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

    472 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

  • 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

    87 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

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

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

    742 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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  • 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

    371 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

  • 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

    397 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

  • 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

    328 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

  • 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

    425 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

  • 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

    347 views / 1 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

  • 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

    358 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

    398 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

    418 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

  • 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

    438 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

  • 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

    439 views / 1 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

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

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

    420 views / 2 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

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

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

    489 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

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

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

    413 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

  • 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

    447 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

  • 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

    699 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

  • 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

    352 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

  • 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

    407 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

  • 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

    573 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.

  • 01:48 World's Simplest Electric Train

    World's Simplest Electric Train

    572 views / 0 likes - added

    【Ver.2】→ http://youtu.be/Y1MDOerruDU This “Train” is made of magnets copper wire and a dry cell battery. Please enjoy watching this simple structure electric train. 【How to make】 https://youtu.be/IXeXcbvBPJw 【My YouTube Channel】 In this v

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

    Brown Sugar Homemade Ice Cream - Sick Science! #217

    532 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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  • 14:18 Experiment: DIY Homopolar Motor & Silver Tree Science Experiment You Can Do At Home

    Experiment: DIY Homopolar Motor & Silver Tree Science Experiment You Can Do At Home

    81 views / 0 likes - added

    A homopolar motor is a direct current electric motor with two magnetic poles, the conductors of which always cut unidirectional lines of magnetic flux by rotating a conductor around a fixed axis so that the conductor is at right angles to a static magneti

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

    Homemade Hand Warmer - Sick Science! #227

    487 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

  • 10:03 How does an Electric Motor work?  (DC Motor)

    How does an Electric Motor work? (DC Motor)

    16 views / 0 likes - added

    Go to https://brilliant.org/JaredOwen to sign up for free. And also, the first 200 people will get 20% off their annual premium membership.Electric motors can seem very mysterious! How do they use electricity to start rotating? Let's break it down step by

  • 02:01 World's Simplest Electric Train

    World's Simplest Electric Train

    219 views / 0 likes - added

    The trick in the video is that the magnets are made of a conducting material and they connect the battery terminals to the copper wire, so the battery, magnets and copper wire make a circuit that generates a magnet field just in the vicinity of the batter

  • 16:51 How To Make A Homopolar motor | DIY Science Experiment At Home | Science Videos By Hooplakidz Lab

    How To Make A Homopolar motor | DIY Science Experiment At Home | Science Videos By Hooplakidz Lab

    346 views / 1 likes - added

    Hello and welcome, today we bring you a bunch of amazing #scienceexperimentathome which includes a super simple and cool #homopolarmotor and more #sciencevideos by HooplaKidz Lab subscribe to our channel: http://bit.ly/1V77IUh Like me on Facebook: faceboo

  • 16:51 How To Make A Homopolar motor | DIY Science Experiment At Home | Science Videos By Hooplakidz Lab

    How To Make A Homopolar motor | DIY Science Experiment At Home | Science Videos By Hooplakidz Lab

    103 views / 0 likes - added

    Hello and welcome, today we bring you a bunch of amazing #scienceexperimentathome which includes a super simple and cool #homopolarmotor and more #sciencevideos by HooplaKidz Labsubscribe to our channel: http://bit.ly/1V77IUhLike me on Facebook: facebook.

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

    Homemade Lung - Sick Science! #181

    368 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

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

    Homemade Kaleidoscope - Sick Science! #179

    397 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

    596 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

  • 01:19 Ratios as Fractions in Simplest Form

    Ratios as Fractions in Simplest Form

    255 views / 0 likes - added

    U04_L1_T1_we1 Ratios as Fractions in Simplest Form More free lessons at: http://www.khanacademy.org/video?v=JWmCiZwoyMs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 02:42 Simplest Form Song: Simplifying Fractions To Lowest Terms

    Simplest Form Song: Simplifying Fractions To Lowest Terms

    432 views / 0 likes - added

    1. Simplest Form Lesson Materials: https://www.teacherspayteachers.com/Product/SIMPLEST-FORM-Worksheets-Lesson-Plan-Video-Word-Problems-More-2724432 ◀--- Safe 2. Save 70% our Our Complete Musical Math Library: https://www.teacherspayteachers.com/Product/P

  • 05:53 How does a Stepper Motor work ?

    How does a Stepper Motor work ?

    78 views / 0 likes - added

    We thank our patrons for making LE's educational service sustainable. Please support us at Patreon.com so that we will have the capability to release 2 videos/month.https://www.patreon.com/LearnEngineeringStepper motors are the one of the most widely used

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

    Homemade Rock Candy - Sick Science! #188

    605 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

  • 10:24 Learn How To Make A Homemade Jet Power Boat And More Amazing DIY Science Experiment Ideas By LAB 360

    Learn How To Make A Homemade Jet Power Boat And More Amazing DIY Science Experiment Ideas By LAB 360

    88 views / 1 likes - added

    Hello and welcome to a new and amazing episode of LAB 360, let's learn to make a homemade jet powerboat which is a very cool science experiment to try at home or in your backyard.#science #experiments #DIY #scienceprojects #diyexperiments #lifehacksSubscr

  • 04:50 DC Motor, How it works?

    DC Motor, How it works?

    73 views / 0 likes - added

    Help us to make future videos for you. Make LE's efforts sustainable. Please support us at Patreon.com ! https://www.patreon.com/LearnEngineering The working of a DC motor is well explained in this video with the help of animation. Construction details of

  • 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

    628 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

  • 12:15 Crushing cans from weight of one cup of water....Magdeburg Hemispheres without a pump..Bruce Yeany

    Crushing cans from weight of one cup of water....Magdeburg Hemispheres without a pump..Bruce Yeany

    46 views / 0 likes - added

    Hydrostatics is the study of changing water pressure and it's relationship to water depth or column of water height in a pipe or tube In this video I'll demonstrate how water in a long thin tube can reduce pressure inside various soda bottles and can enou

  • 06:46 How does an Induction Motor work ?

    How does an Induction Motor work ?

    244 views / 0 likes - added

    Please support us at https://www.patreon.com/LearnEngineering so that we can add one more member to the team and will be able to release 2 educational videos/month. The invention of induction motors permanently altered the course of human civilization. Th

  • 06:34 The First Electric Motor

    The First Electric Motor

    131 views / 0 likes - added

    Michael Faraday launched a torrent of innovation and discovery when he demonstrated the first electric motor. This video discusses this important early device, including a demonstration of a working model of Faraday's electromagnetic rotation device.

  • 04:32 DC Motor - 3 Coil, How it works ?

    DC Motor - 3 Coil, How it works ?

    261 views / 0 likes - added

    The three-coil DC motor is one of the most ingenious inventions in the electrical world. Its construction is so simple and unique that understanding the working principles behind it will be a real fun! Please support us at Patreon.com so that we can add o

  • 01:35 800 UAV drone LED light showing before the Air Show at T-MOTOR HQ

    800 UAV drone LED light showing before the Air Show at T-MOTOR HQ

    77 views / 0 likes - added

    T-MOTOR HQ locates in Nanchang city, where the first Airplane of The People's Republic of China took off. Welcome ! subscribe for more nice ~ info@tmotor.com for the propulsion system solution recommended.

  • 04:40 Brushless DC Motor, How it works ?

    Brushless DC Motor, How it works ?

    71 views / 0 likes - added

    Help us to make future videos for you. Make LE's efforts sustainable. Please support us at Patreon.com ! https://www.patreon.com/LearnEngineering The working of a BLDC motor is explained in this video with help of animation.Like us on FB : www.facebook.co

  • 04:24 Foil Surfboard Has A Motor To Fly Above Water

    Foil Surfboard Has A Motor To Fly Above Water

    460 views / 0 likes - added

    Lift Foils makes the eFoil, a foil surfboard with a motor to let surfers surf with no wind, waves, or paddles. The "flying" surfboard uses the same foiling technology used in sailboat racing. This allows the eFoil to cut through water. The eFoil retail fo

  • 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

    661 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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  • 08:50 How to Make Super-Easy Homemade Pop-Tarts with Homemade Royal Icing | Food Stylist Tips | Well Done

    How to Make Super-Easy Homemade Pop-Tarts with Homemade Royal Icing | Food Stylist Tips | Well Done

    18 views / 0 likes - added

    Whats better than Pop-Tarts? Fresh baked Pop-Tarts that you can make at home! Food Stylist Rishon shows us how easy it is to make pop tarts with just a few simple ingredients. The best part of this recipe is that it requires very little preparation, and i

  • 10:50 Induction Motors - Why and how an induction motor works

    Induction Motors - Why and how an induction motor works

    125 views / 0 likes - added

    3D animation explaining why an induction motor rotates.

  • 02:55 Lego Motor Lifts 100kg

    Lego Motor Lifts 100kg

    226 views / 0 likes - added

    Lego PF Medium Motor with gears and pulleys lifts a hefty 102.2 kg. Gear ratio 15:1 and tackle velocity ratio 8:1. Only lego parts were used, except for the string. Enjoy! :) Development videos: Part 1 pulleys: https://www.youtube.com/watch?v=KUjVby8H-bQ

  • 01:31 Lego Motor Lifts a Rock (88kg/195lb)

    Lego Motor Lifts a Rock (88kg/195lb)

    324 views / 0 likes - added

    Some of you wanted to see Lego motor lifting an actual weight instead of a meter. Here you have it. 88 kg of granite is lifted to a height of 20 cm. It took 21 minutes. :) Compared to the 220 kg machine, some changes were needed to increase the lifting di

  • 14:02 10 DIY ACTIVITIES TO DEVELOP FINE MOTOR SKILLS

    10 DIY ACTIVITIES TO DEVELOP FINE MOTOR SKILLS

    320 views / 2 likes - added

    These activities are super helpful for the motor skills development! You should definitely try them out! :) Subscribe to 5-Minute Crafts GIRLY: https://goo.gl/fWbJqz Subscribe to 5-Minute Workouts: https://goo.gl/67owiQ 5-Minute Crafts KIDS: https://goo.g

  • 01:51 How To Make A Homemade Compass

    How To Make A Homemade Compass

    590 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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  • 03:30 Popular 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

    802 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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  • 08:11 Bruce Lee screen test in 1964 shows amazing Karate skills

    Bruce Lee screen test in 1964 shows amazing Karate skills

    285 views / 1 likes - added

    Bruce Lee screen test at age 24, the beginning of the legend, discusses #Karate vs. #KungFu

  • 06:27 The Science Of Cuteness with Top 5 Cutest Animals in The World Vlog#23 by HooplakidzLab

    The Science Of Cuteness with Top 5 Cutest Animals in The World Vlog#23 by HooplakidzLab

    357 views / 1 likes - added

    We do admire Good looks of baby and animals, we like their cuteness, looks and there is a scientific reason behind it. Today I am going to tell you about it in my Vlog. Do let me know about it in the Comment section below and Don't forget to Subscribe Hoo


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