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• 04:40

### toy car speed trap // Homemade Science with Bruce Yeany

508 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

• 03:41

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

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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.

• 04:56

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

503 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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• 05:20

676 views / 1 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

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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

• 03:57

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

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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

• 02:22

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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

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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

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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

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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

• 03:58

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

647 views / 2 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

• 03:24

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

590 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

• 03:35

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

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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

• 04:48

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

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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

• 02:03

### no magnet motor /// Homemade Science with Bruce Yeany

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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

• 02:57 Popular

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

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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

• 03:02

### Stringless pendulums/// Homemade Science with Bruce Yeany

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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

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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

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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

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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

• 04:55

### Tangent galvanometer experiment///Homemade Science with Bruce Yeany

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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

• 04:03

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

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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

• 05:41

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

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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

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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

• 03:35

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

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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

• 02:23

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

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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

• 01:58

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

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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

• 03:53 Popular

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

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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

• 03:57 Popular

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

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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

• 03:09

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

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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

• 07:59

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

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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

• 04:43

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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

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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

• 03:26

### Resonant pendulum demonstration ///Homemade Science with Bruce Yeany

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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

• 03:18

### Centrifugal tray////Homemade science with Bruce Yeany

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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

• 07:05

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

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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,

• 02:54

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

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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

• 02:22

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

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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,

• 03:52 Popular

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

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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 Popular

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

769 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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• 04:00

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

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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

• 02:39

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

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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

• 03:03

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

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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

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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

• 12:57

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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!

• 05:22

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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

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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

• 01:02

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

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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.

• 04:56

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

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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

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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

• 07:04

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

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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

• 07:59

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

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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

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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

• 08:33

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

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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

• 06:00

### Homemade Science Demonstrations with Bruce Yeany

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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

• 03:49

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

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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

• 06:07 Popular

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

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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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• 04:20

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

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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

• 05:39

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

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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

• 07:37

### Big High Low track // Homemade Science with Bruce Yeany

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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

• 05:01

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

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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

• 05:56

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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

• 05:23

### Smoke Rings Underwater // Homemade Science with Bruce Yeany

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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

• 04:00 Popular

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

1,548 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

• 07:03

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

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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

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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

• 08:32

### Student Musical Instrument Projects // Homemade Science with Bruce Yeany

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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

• 06:59

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

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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

• 04:06

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

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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.

• 08:42

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

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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

• 04:06

### Classroom Mirror Set // Homemade Science with Bruce Yeany

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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

• 01:25

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

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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.

• 01:55

### Mystery box challenge // Homemade Science with Bruce Yeany

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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

• 03:45

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

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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

• 06:29

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

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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

• 01:29

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

499 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".

• 02:38

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

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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

• 04:08

### Inertia ball demonstration // Homemade Science with Bruce Yeany

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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

• 04:46 Popular

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

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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

• 05:15

### Rolling Objects Investigation /// Homemade Science with Bruce Yeany

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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

• 01:14

### Inertia of washers trick // Homemade Science with Bruce Yeany

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

• 02:58

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

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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

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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

• 06:03

### Student Horsepower Lab Activity // Homemade Science with Bruce Yeany

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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

• 09:15

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

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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

• 04:27

### Punkin Chunkin Trebuchet // Homemade Science with Bruce Yeany

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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.

• 07:53

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

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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

• 12:55

### Slide Whistles part 1 // Homemade Science with Bruce Yeany

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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

• 05:20

### Building Block Challenge // Homemade Science with Bruce Yeany

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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.

• 12:11

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

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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

• 06:57

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

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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

• 08:27

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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

• 08:18

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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

• 06:57

### Wandering Static Balls. // Homemade Science with Bruce yeany

247 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

• 08:09

### Soda Bottle Tumbling Toy // Homemade Science with Bruce Yeany

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Tumbling toys have been around for quite a while, commercial ones are nice but are limited in as an instructional piece due to the ball being encased inside a wooden capsule and little to due in the way of experimentation. Here is a simple version that ca

• 11:31

### Singing Rijke Tubes // Homemade Science with Bruce Yeany

51 views / 0 likes - added

The Rijke tube, first described and name after Dr. P.L. Rijke is extremely simple device and yet is a wonderful demonstration of thermoaccoustics, (sound produced by thermal energy) it was first demonstrated dating back to approx. 1858. The device consist

• 05:17

### Mystery box #3 disappearing egg yoke // Homemade Science with Bruce Yeany

13 views / 0 likes - added

Here is another mystery box from my classroom that I was used to challenge student's powers of observation. A raw egg is broken on the side of a container and the yoke is dropped inside. A cardboard square is placed on top one the opening and then the who

• 13:09

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

494 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

• 03:43

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

570 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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• 05:36

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

568 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

• 09:52 Popular

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

743 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

• 10:55

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

442 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

• 04:46

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

562 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

• 02:58

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

537 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

• 03:58

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

502 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

• 04:47

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

373 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

• 06:48

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

529 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

• 06:16

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

513 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

• 05:16

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

487 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

• 06:29

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

501 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

• 06:21

495 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

• 06:48

### Balancing Soda Bottle Collection // Homemade Science with Bruce Yeany

489 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.

• 05:24

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

591 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

• 05:17

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

588 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

• 05:03

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

590 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

• 03:53

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

484 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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• 03:28

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

572 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

• 05:34 Popular

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

790 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

• 02:07

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

423 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

• 03:13

### Classroom Door Intruder Lock // Homemade Science with Bruce Yeany

483 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

• 11:01

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

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

• 04:13

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

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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

• 03:09

### Thermal Conductivity Investigation Board // Homemade Science with Bruce Yeany

277 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

• 06:12

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

353 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

• 04:11

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

376 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.

• 12:42

### Tennis Ball Cannon Update // Homemade Science with Bruce Yeany

433 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

• 04:04

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

444 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

• 08:14

### Colorful Sand Pendulum Patterns // Homemade Science with Bruce Yeany

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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

• 11:38

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

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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

• 06:51

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

195 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

• 09:20

### Flettner Rotor Sail Cart // Homemade Science with Bruce Yeany

240 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

• 09:09

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

152 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

• 06:52

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

111 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

• 02:41

### Flying Carrots....the Coanda Effect. // Homemade Science with Bruce Yeany

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I can't go back to floating ping pong balls or beach balls when there are so many other more interesting objects around that can be flown. Here is a short clip of how to levitate a carrot on a stream of air.

• 03:19

### How to cook a levitating hot dog.... the Coanda effect // Homemade Science with Bruce Yeany

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Cooking a hot dog as it is floating in a stream of air is not the easiest way to demonstrate the Coanda effect but it is one more example that I find a bit more interesting than the usual floating ping pong ball or beach ball, also a bit more challenging.

• 06:33

### Mystery box #3 revealed, disappearing egg yoke // Homemade Science with Bruce Yeany

21 views / 0 likes - added

Here is the answer to the mystery box shown in the previous video. These were used in my classroom as a challenge to my student's powers of observation. A raw egg is broken on the side of a container and the yoke is dropped inside. A cardboard square is p

• 06:40

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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

• 02:16

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

331 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.

• 06:05

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

377 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

• 03:19

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

596 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

• 04:24

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

486 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

• 03:40

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

497 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.

• 05:39

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

365 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

462 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

• 05:55

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

517 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

• 02:56

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

334 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.

• 04:20

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

364 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

• 03:51

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

467 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

• 03:26 Popular

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

7,021 views / 9 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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• 13:18

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

380 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

• 10:35

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

543 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

445 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.

• 07:11

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

466 views / 0 likes - added

• 09:21

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

250 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

313 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

• 10:44

### Levitating objects in a stream of air.. Coanda effect // Homemade Science with Bruce Yeany

20 views / 0 likes - added

Tired of seeing the ping pong balls, beach balls, golf balls or a screwdriver float in a stream of air? I was, so I looked around andfound some other objects that demonstrated the same principles. In my investigations I found that the objects were support

• 06:34

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

159 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

• 06:13

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

501 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

• 05:04

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

506 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

• 07:05

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

422 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

• 02:58

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

481 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

• 03:06

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

462 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

• 07:37

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

468 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

• 04:46

### Flying baby dolls.... the Coanda effect in action // Homemade Science with Bruce Yeany

22 views / 0 likes - added

Flying balls were fun until I discovered there were all sorts of other objects that can be levitated in a stream of air that are much more interesting and challenging. To begin I followed a few simple rules: 1. objects cannot be supported by strings, 2. t

• 11:02

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

557 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

• 10:51

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

507 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

• 01:07

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

462 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

388 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

• 11:01

569 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

551 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

• 03:13

564 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

• 07:27 Popular

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

867 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

488 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

567 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 Popular

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

730 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.

• 01:45

### Brown Sugar Homemade Ice Cream - Sick Science! #217

628 views / 2 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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• 01:55

### Homemade Lung - Sick Science! #181

507 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

491 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 Popular

### Homemade Projector - Sick Science! #201

709 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

603 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

• 01:40

### Homemade Geyser Tube - Sick Science #145

132 views / 0 likes - added

To find out why this happens click here http://www.stevespanglerscience.com/lab/experiments/homemade-geyser-tubeWe've been performing the Mentos Soda Geyser here at Steve Spangler Science for years. We've launched so many geysers, in fact, that we created

• 10:24

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

226 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

• 01:39

### AS Intelligent speed bumps that only activate if you don’t respect the speed limit

394 views / 0 likes - added

More videos at http://www.andalusianstories.com There is a new kind of speed bump that barely exists if your vehicle respects the speed limit, but hardens if you don’t. An entrepreneur from Málaga has developed this bump alongside the Badenno

• 03:46

### Testing the Speed of Water Molecules + Experimenting Light Refraction at home Science Experiments

426 views / 0 likes - added

Testing the Speed of Water Molecules + Experimenting Light Refraction at home Science Experiments | Like me on http://Facebook: facebook.com/hooplakidzlab Subscribe: http://bit.ly/1V77IUh

• 02:08 Popular

### Homemade Rock Candy - Sick Science! #188

847 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

• 06:34

### Speed up geologic time | Squeeze Box - Science Snack Activity

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Speed up geologic time with a sedimentary squeeze. Compress layers of sediments in an easy-to-build deformation chamber to see folds, faults, and other geologic features develop in real time. Full instructions for this activity are available at: https://w

• 15:36

### Homemade Science Experiment Explosion | Learn Science Tricks and Experiments | Lab 360

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Here's a super cool science experiment by Lab 360 that requires only a few simple ingredients like baking soda and vinegar. This is a safe and fun science experiment you can do at home!Subscribe: http://bit.ly/1V77IUhWatch more - https://www.youtube.com/w

• 01:09

### Homemade Hand Boiler - Sick Science! #106

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Read the full experiment at http://www.stevespanglerscience.com/experiment/homemade-handboilerAre you hot enough to make water bubble with just the heat from your touch? What would you say if we told you that you could make water boil with nothing more th

• 04:58

### Warp Speed Dizziness Experiment | TEST DUMMY SCIENCE

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How dizzy can a person get? Watch kid scientists Jaeda and Eddie put dizziness to the test when the spin Teddy the Test Dummy at warp speed! Will he succeed in the experiment, or just vomit everywhere?!Join the fun on Peacock Kids where you can find an en

• 12:15

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

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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

• 01:44 Popular

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

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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

• 04:34

### Does the snap of a trap-jaw ant hurt?

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We captured what a trap-jaw ant mandible strike against a finger looks like in super slow-motion! It doesn't hurt, don't worry. We explain why in the video!Source for the speed & force measurements: http://jeb.biologists.org/content/211/14/2358Video by &

• 03:01

### How do trap-jaw ants perfectly time their snaps?

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When trap-jaw ants are dropped, before they hit the ground they snap their jaws and fling themselves back up into the air! How do they manage to perfectly time their snaps to do that? Why do they do it? It's all thanks to 4 little hairs that stick out of

• 08:48

### Speed of Light - Speed of Light Constant - Carl Sagan

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https://universedvds.blogspot.com/p/cosmos-by-carl-sagan-all-episodes-on.html === The magic about the speed of light -- from Carl Sagan's Cosmos: A Personal Voyage

• 04:33

### How To Trap Particles in a Particle Accelerator

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In particle accelerators, beams of particles are focused and fired forward at almost the speed of light. But how are those particles controlled? With the help of two visual demonstrations, Suzie Sheehy explains. Answer our survey about this film and you c

• 01:08

### Homemade Ice Cream - Sick Science! #041

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The SICK Science series was created by Steve Spangler. 2010 Steve Spangler, Inc. All Rights ReservedSteve Spangler is a bestselling author, STEM educator and Emmy award-winning television personality with more than 1,500 television appearances to his cred

• 00:54

### Homemade Magnet - Sick Science! #035

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The SICK Science series was created by Steve Spangler. 2010 Steve Spangler, Inc. All Rights ReservedSteve Spangler is a bestselling author, STEM educator and Emmy award-winning television personality with more than 1,500 television appearances to his cred

• 16:57

### Origami Bear Trap II: JAWS -- Snaps Shut When You Touch It!

341 views / 1 likes - added

[Very Low Intermediate] Spring-loaded origami Bear Trap that snaps shut when you touch it! This is the sequel to last week's Simple Bear Trap tutorial: https://youtu.be/K7-7GSJ5K5U This Bear Trap has more teeth, looks and acts more like a real bear trap a

• 08:50

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

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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

• 08:48 Popular

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

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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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• 22:44

### Minecraft, But The Speed Rises Every Second...

469 views / 3 likes - added

Minecraft, But The Speed Rises Every Second... This challenge was extremely difficult. Would it be possible to beat Minecraft if Minecraft speed was always like this...Follow my socials: Twitter - @sapnap Twitch - @sapnap Instagram - @sapnapinstaThis is a

• 04:13

### Can You Go the Speed of Light?

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Einstein's classic thought experiment involves sitting on a train travelling at the speed of light. If you hold a mirror in front of your face, will you see your reflection in a mirror? How could light from your face reach the mirror if the mirror is trav

>> View toy car speed trap homemade science bruce yeany web videos