Search Results: "Static Electricity box - dancing foam balls = Homemade Science with Bruce Yeany"

All Most Recent Most Viewed

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

11k views / 11 likes - added 7 years ago

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

786 views / 1 likes - added 4 years ago

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

1,207 views / 0 likes - added 6 years ago

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

885 views / 0 likes - added 6 years ago

Some simple demonstrations of materials and demonstrations of static electricity using materials listed on the triboelectric series
12:10 Popular
Static Electricity part two Conduction-Induction // Homemade Science with Bruce Yeany

1,244 views / 0 likes - added 6 years ago

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

592 views / 0 likes - added 6 years ago

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

909 views / 0 likes - added 6 years ago

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
05:17
Mystery box #3 disappearing egg yoke // Homemade Science with Bruce Yeany

213 views / 0 likes - added 2 years ago

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

1,025 views / 2 likes - added 7 years ago

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

606 views / 0 likes - added 6 years ago

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.
06:33
Mystery box #3 revealed, disappearing egg yoke // Homemade Science with Bruce Yeany

231 views / 0 likes - added 2 years ago

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

352 views / 0 likes - added 4 years ago

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

707 views / 0 likes - added 6 years ago

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
03:39 Popular
The Science Of Static Electricity - Anuradha Bhagwat

1,222 views / 3 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-science-of-static-electricity-anuradha-bhagwat We’ve all had the experience: you’re walking across a soft carpet, you reach for the doorknob and … ZAP. But what causes this trademark jolt of static electrici
02:22 Popular
Homemade battery tester/// Homemade Science with Bruce Yeany

779 views / 1 likes - added 6 years ago

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

1,413 views / 0 likes - added 7 years ago

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

764 views / 0 likes - added 7 years ago

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

1,032 views / 2 likes - added 6 years ago

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

949 views / 4 likes - added 6 years ago

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

888 views / 0 likes - added 6 years ago

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

1,692 views / 0 likes - added 6 years ago

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

1,089 views / 1 likes - added 7 years ago

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
05:39 Popular
9 Awesome Science Tricks Using Static Electricity!

4,478 views / 1 likes - added 4 years ago

Add me on Facebook. (click the LIKE button on Facebook to add me) http://www.facebook.com/brusspupMusic in the video are songs I created.Song #1: Over RainiTunes: https://itunes.apple.com/us/album/over-rain-single/id1033695238Amazon: http://www.amazon.com
03:45 Popular
Spin art, simple homemade device /////Homemade Science with Bruce yeany

815 views / 1 likes - added 6 years ago

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 Popular
Combination lock demonstration /// Homemade Science with Bruce Yeany

739 views / 0 likes - added 6 years ago

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

712 views / 0 likes - added 6 years ago

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
02:41
Flying Carrots....the Coanda Effect. // Homemade Science with Bruce Yeany

257 views / 0 likes - added 2 years ago

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

571 views / 2 likes - added 5 years ago

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
08:02
Curve ball Flinger....Magnus Effect. // Homemade Science with Bruce Yeany

352 views / 0 likes - added 2 years ago

Throwing a curve ball couldn't be made any easier than this simple device. Light weight foam or hollow plastic balls are the projectiles used in an easy demonstration of the Magnus Effect. The throwing paddle can be made out of wood, cardboard tubing, or
06:00
Homemade Science Demonstrations with Bruce Yeany

418 views / 0 likes - added 4 years ago

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

769 views / 3 likes - added 6 years ago

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

855 views / 0 likes - added 6 years ago

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

1,467 views / 0 likes - added 7 years ago

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

744 views / 0 likes - added 6 years ago

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

778 views / 0 likes - added 6 years ago

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

880 views / 0 likes - added 7 years ago

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

695 views / 0 likes - added 6 years ago

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

757 views / 0 likes - added 6 years ago

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

962 views / 2 likes - added 7 years ago

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

704 views / 0 likes - added 6 years ago

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

729 views / 0 likes - added 6 years ago

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

745 views / 0 likes - added 6 years ago

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

770 views / 0 likes - added 6 years ago

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

707 views / 0 likes - added 6 years ago

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

658 views / 0 likes - added 6 years ago

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

727 views / 0 likes - added 6 years ago

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

698 views / 0 likes - added 6 years ago

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

926 views / 1 likes - added 6 years ago

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

2,376 views / 1 likes - added 6 years ago

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
09:29
Simple siren disc build instructions // Homemade Science with Bruce Yeany

274 views / 0 likes - added 2 years ago

Here are ideas on how to build and demonstrate a simplified version of the Seebeck siren disc that has been a classic physics demonstration showing the relationship between frequency and pitch since the 1840's. Using simple materials, toy such as foam pla
04:48 Popular
Newton's 3rd law examples//Homemade Science with Bruce Yeany

1,485 views / 1 likes - added 6 years ago

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

750 views / 0 likes - added 6 years ago

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

794 views / 1 likes - added 6 years ago

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

745 views / 1 likes - added 6 years ago

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

1,196 views / 2 likes - added 6 years ago

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

1,146 views / 2 likes - added 6 years ago

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

709 views / 1 likes - added 6 years ago

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

723 views / 0 likes - added 6 years ago

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

947 views / 1 likes - added 7 years ago

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

717 views / 1 likes - added 6 years ago

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

628 views / 0 likes - added 6 years ago

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!
10:44
Levitating objects in a stream of air.. Coanda effect // Homemade Science with Bruce Yeany

322 views / 0 likes - added 2 years ago

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

644 views / 0 likes - added 6 years ago

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

778 views / 0 likes - added 6 years ago

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

818 views / 1 likes - added 6 years ago

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

485 views / 0 likes - added 6 years ago

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

1,032 views / 2 likes - added 7 years ago

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
02:36
Static Electricity Fun with Science Bob

582 views / 0 likes - added 6 years ago

See what 500,000 volts of static can do. This experiment uses a van De Graaff electrostatic generator.
04:56 Popular
Dynamic carts and crashing blocks for Newton's laws of motion///Homemade Science with Bruce Yeany

842 views / 0 likes - added 6 years ago

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

1,157 views / 0 likes - added 7 years ago

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

596 views / 1 likes - added 5 years ago

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

687 views / 0 likes - added 6 years ago

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

917 views / 1 likes - added 6 years ago

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
04:46
Flying baby dolls.... the Coanda effect in action // Homemade Science with Bruce Yeany

280 views / 0 likes - added 2 years ago

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

1,048 views / 0 likes - added 6 years ago

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

765 views / 2 likes - added 7 years ago

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

621 views / 1 likes - added 6 years ago

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

1,208 views / 0 likes - added 6 years ago

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

1,142 views / 1 likes - added 6 years ago

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

867 views / 0 likes - added 7 years ago

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

630 views / 0 likes - added 6 years ago

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

789 views / 0 likes - added 7 years ago

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

820 views / 0 likes - added 7 years ago

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

951 views / 1 likes - added 6 years ago

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

997 views / 0 likes - added 6 years ago

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
08:09
Soda Bottle Tumbling Toy // Homemade Science with Bruce Yeany

390 views / 1 likes - added 3 years ago

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

417 views / 1 likes - added 4 years ago

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

779 views / 0 likes - added 6 years ago

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

1,854 views / 3 likes - added 7 years ago

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

647 views / 0 likes - added 6 years ago

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.
07:58
Chaotic pendulum's entertaining behavior, // Homemade Science with Bruce Yeany

179 views / 0 likes - added 2 years ago

Chaotic pendulums have always been a fun classroom or home science demonstration. Here is an easy to build set of arms that can t be changed around to a few different chaotic pendulum variations. While these devices are usually made out of aluminum or pla
03:45
Teaching metric measurements suggestion --- length. // Homemade Science with Bruce Yeany

590 views / 0 likes - added 4 years ago

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

848 views / 0 likes - added 7 years ago

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

1,088 views / 1 likes - added 7 years ago

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

879 views / 0 likes - added 7 years ago

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

639 views / 0 likes - added 7 years ago

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

695 views / 0 likes - added 7 years ago

A quick and easy demonstration of inertia can be demonstrated with a stack of washers and a metal bar.
04:06 Popular
Classroom Mirror Set // Homemade Science with Bruce Yeany

1,184 views / 1 likes - added 7 years ago

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

1,122 views / 0 likes - added 6 years ago

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

567 views / 0 likes - added 6 years ago

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

575 views / 0 likes - added 4 years ago

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

357 views / 1 likes - added 4 years ago

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
11:31
Singing Rijke Tubes // Homemade Science with Bruce Yeany

240 views / 0 likes - added 3 years ago

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
09:13
Having some fun with air pressure // Homemade Science with Bruce Yeany

240 views / 0 likes - added 2 years ago

A recent visit to my old classroom resulted in some fun demonstrations with air pressure. A few materials such a small vacuum cleaner, garbage bags, and tape are used to present classic examples of pressures changes such as vacuum packing students in a pl
08:42 Popular
Physics of toys-Big Cartesian divers-part 2 // Homemade Science with Bruce Yeany

831 views / 0 likes - added 7 years ago

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

802 views / 1 likes - added 6 years ago

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

1,448 views / 0 likes - added 7 years ago

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

1,629 views / 0 likes - added 7 years ago

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

659 views / 0 likes - added 7 years ago

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

843 views / 0 likes - added 7 years ago

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

1,242 views / 0 likes - added 7 years ago

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

699 views / 0 likes - added 7 years ago

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

1,010 views / 1 likes - added 7 years ago

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

742 views / 0 likes - added 7 years ago

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

867 views / 0 likes - added 7 years ago

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

673 views / 0 likes - added 7 years ago

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

1,281 views / 0 likes - added 7 years ago

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

1,086 views / 1 likes - added 7 years ago

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

690 views / 0 likes - added 7 years ago

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

787 views / 1 likes - added 7 years ago

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

689 views / 0 likes - added 7 years ago

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

545 views / 0 likes - added 6 years ago

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

635 views / 0 likes - added 6 years ago

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

660 views / 1 likes - added 6 years ago

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

537 views / 0 likes - added 4 years ago

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

449 views / 0 likes - added 5 years ago

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

430 views / 1 likes - added 5 years ago

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

753 views / 0 likes - added 5 years ago

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

357 views / 1 likes - added 5 years ago

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

341 views / 0 likes - added 4 years ago

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
08:23
Simple siren disc demonstration //. Homemade Science with Bruce Yeany

247 views / 1 likes - added 2 years ago

Here is a simplified version of the Seebeck siren disc that has been a classic physics demonstration showing the relationship between frequency and pitch. The siren disc has a long history is sound studies and was first introduced by Thomas Seebeck in 184
06:40
Simple speaker investigation, homemade speaker/// Homemade science with Bruce Yeany

599 views / 2 likes - added 6 years ago

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

546 views / 0 likes - added 7 years ago

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

1,304 views / 1 likes - added 7 years ago

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

1,205 views / 0 likes - added 7 years ago

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

719 views / 0 likes - added 7 years ago

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".
03:40 Popular
Simple and Compound machine classroom investigation // Homemade Science with Bruce Yeany

1,638 views / 0 likes - added 7 years ago

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

831 views / 0 likes - added 7 years ago

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

828 views / 0 likes - added 7 years ago

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

770 views / 0 likes - added 7 years ago

Sometimes referred to as a blow-suck engine, here is the most basic piece that is an easy build and popular with students. It can be varied according building skills and available materials. The same basic principles that drive this motor are used in toda
05:39
Feel the moment of inertia-Physics of toys // Homemade Science with Bruce Yeany

620 views / 0 likes - added 7 years ago

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

960 views / 0 likes - added 7 years ago

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

726 views / 0 likes - added 7 years ago

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

576 views / 0 likes - added 7 years ago

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

744 views / 0 likes - added 7 years ago

The first time I saw the “Breaking board paradox” demonstration was on a short film clip on air pressure starring Julius Sumner Miller way back in the late 1960’s. It has never been a very popular demonstration but I’ve always found it amazing. The few pe
04:20
Breaking Pole Paradox- center of mass // Homemade Science with Bruce Yeany

576 views / 0 likes - added 7 years ago

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

1,112 views / 0 likes - added 7 years ago

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

846 views / 0 likes - added 6 years ago

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

1,324 views / 0 likes - added 6 years ago

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

531 views / 1 likes - added 6 years ago

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

733 views / 0 likes - added 6 years ago

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

471 views / 1 likes - added 5 years ago

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
06:44
Floating two objects in an airstream... the Coanda Effect // Homemade Science with Bruce Yeany

218 views / 0 likes - added 2 years ago

After posting a few videos on floating objects in an airstream, I received a challenge from a high school physics class wondering if it was possible to float two objects in the same airstream at once. Using the same parameters thet I used for other levita
07:00
Walking shoes roll-back toy // Homemade Science with Bruce Yeany

171 views / 0 likes - added 2 years ago

Walking shoes starts out as a couple of footprints attached to a roll of tape rolls across the floor making it appear that the footprints are walking. This simple design is then coupled with a roll-back toy design to make the walking feet self powered. Th
06:34
Sand Pendulums replaced Iron Filings or Paint // Homemade Science with Bruce Yeany

408 views / 0 likes - added 4 years ago

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

1,476 views / 0 likes - added 7 years ago

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

1,011 views / 0 likes - added 7 years ago

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

751 views / 1 likes - added 7 years ago

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

741 views / 0 likes - added 7 years ago

In our study of simple machines, we take a look at types of levers and situations where the torques applied to them are equal allowing objects to be balanced. Here is a simple set of blocks that can be used to challenge student's understanding and their m
05:17 Popular
Soda Bottle Air Car- Physics of toys // Homemade Science with Bruce Yeany

1,104 views / 1 likes - added 7 years ago

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

1,260 views / 1 likes - added 7 years ago

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

716 views / 1 likes - added 7 years ago

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

576 views / 0 likes - added 6 years ago

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

477 views / 0 likes - added 5 years ago

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

584 views / 0 likes - added 5 years ago

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
10:07
Curve ball Flingers Easy to Build and Throw // Homemade Science with Bruce Yeany

181 views / 0 likes - added 2 years ago

Easy designs for demonstrating the principles of how a curve ball bends due to the Magnus effect. You don't need to be good at throwing a ball, this piece will assist you and I guarantee you'll be seeing curveballs after just a couple throws. This video i
03:43 Popular
Solar motor--Free energy motor-- not electrical /// Homemade Science with Bruce Yeany

898 views / 1 likes - added 7 years ago

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

672 views / 1 likes - added 7 years ago

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

706 views / 1 likes - added 7 years ago

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

634 views / 0 likes - added 7 years ago

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

971 views / 0 likes - added 6 years ago

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
03:19
How to cook a levitating hot dog.... the Coanda effect // Homemade Science with Bruce Yeany

240 views / 0 likes - added 2 years ago

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

685 views / 0 likes - added 7 years ago

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

1,064 views / 1 likes - added 6 years ago

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

1,171 views / 1 likes - added 6 years ago

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

1,046 views / 0 likes - added 7 years ago

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

1,164 views / 1 likes - added 7 years ago

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

908 views / 0 likes - added 7 years ago

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

830 views / 1 likes - added 7 years ago

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

937 views / 2 likes - added 7 years ago

The rollback toy idea is put to the test to see how far we can get it to travel when powered by just three rubber bands. It is a great example of changing potential mechanical energy into kinetic motion energy. Fine tuning and given a long and wide enough
03:13 Popular
Colored Light Shadow-Additive light mixture // Homemade Science with Bruce Yeany

1,636 views / 2 likes - added 7 years ago

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

1,331 views / 1 likes - added 7 years ago

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

795 views / 0 likes - added 7 years ago

Two toy dart guns have plastic darts and are fired towards the ground… the results are that the darts hit the ground at the same time. What are the results if one of the darts is made heavier by adding a metal weight to it. Now when the guns are fired tow
01:07 Popular
Solar Powered Toy Hammer-solar motor-no electric = Homemade Science with Bruce Yeany

730 views / 1 likes - added 7 years ago

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

779 views / 0 likes - added 6 years ago

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

641 views / 0 likes - added 7 years ago

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
00:16
How to create static energy? #shorts #backtobasics #scienceexperiments

607 views / 0 likes - added 2 years ago

#static #saticenergy #backtobasics #science #scienceexperiments Science experiments are fun to do to learn. Have a little fun with static electricity. Well, if you know how static electricity works, you won't need a wand! Let static electricity do the wor
01:23
Static Flyer - Sick Science! #129

362 views / 0 likes - added 3 years ago

Read the full experiment here http://www.stevespanglerscience.com/experiment/static-flyer-flying-bagWho needs a magic wand to create levitating objects when you have a balloon? In the Static Flyer experiment, we'll teach you how understanding certain scie
04:57
Dancing Corn Easy DIY Science Experiments for kids to do at home!!

549 views / 1 likes - added 3 years ago

Dancing Corn Easy DIY Science Experiments for kids to do at home!! Learn and have fun doing science with Ryan!
01:37
Science Of Why Golf Balls Have Dimples

577 views / 0 likes - added 5 years ago

Prior to the mid-1800s, golf balls were smooth and didn't travel very far in the air. The current design of a dimple-shaped ball reduces the air flow around the ball. Typically, golf balls have between 300 to 500 dimples. This helps them to fly twice as f
13:42 Popular
Shopkins Haul - Tin Box , Balls, Dominos, Season 3 Super Shopper Pack with Exclusives

931 views / 3 likes - added 7 years ago

Shopkins haul - awesome tin boxes with surprises inside, stickers, balls, and exclusive shopkins season 3 inside of the Super Shopper Pack Don't forget to subscribe!! It's free. Never miss a video! http://bit.ly/1RYkDF6
01:34
Dancing Spaghetti - Sick Science! #131

301 views / 0 likes - added 3 years ago

Unlock the mystery here http://www.stevespanglerscience.com/experiment/dancing-noodlesWho taught these noodles to dance, anyway? Go on - gather up some pasta noodles, turn up the music, and get ready for an old-fashioned pasta party. Just when you thought
01:48
How To Make Super-Classy Culinary Foam, Even If You Aren’t Classy | Science Of Food

549 views / 0 likes - added 7 years ago

Nothing says fancy dining quite like a blob of foam. So soothing, such a great mouth feel. And get this: you can easily make it at home, expensive restaurants be damned! Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 CONNECT WITH W
01:26 Popular
Homemade Projector - Sick Science! #201

959 views / 1 likes - added 8 years ago

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
02:15
Let's Blow Up Some Barrels of Ping Pong Balls | Street Science

623 views / 0 likes - added 7 years ago

Street Science | Premieres Wed Jan 11 at 10/9c We're making a bona fide scientific mess! See what happens when liquid nitrogen builds up pressure in a barrel full of ping pong balls! More Street Science! http://www.sciencechannel.com/tv-shows/street-scien
00:42
Dancing Raisins! #shorts #science #scishowkids #experiment #bubble

84 views / 0 likes - added 7 months ago

Hosted by: Jessi Knudsen Castaeda (she/her/they/them)Jennifer Szymanski: WriterAlex Billow: Script EditorMadison Lynn: VideographerSam Schultz: Script SupervisorStefan Chin: EditorSavannah Geary: Associate ProducerJosef "Tuna" Metesh: Sound DesignerDaniel
03:52 Popular
How To Make Your Phone Magnetic - Static Magnetism

1,193 views / 2 likes - added 8 years ago

(Okay, you got us, this video was an April Fools' trick. Read our blog all about why it's all nonsense, and how science misinformation like this can be so believable: http://bit.ly/ApRilFoolSci) Try this amazing magnetic phone trick. Michael Faraday disco
01:17 Popular
2,000 Weightless Ping Pong Balls with Science Bob

896 views / 0 likes - added 6 years ago

Science Bob and 30 other teachers launched 2,000 ping pong balls in zero gravity as part of Northrup Grumman Foundation's Weightless Flights of Discovery program. Also joining us was Kerry Sanders of the Today Show. Weightless flight is accomplished by fl
Featured
12:33
Electricity: Crash Course History of Science #27

450 views / 0 likes - added 4 years ago

The study of electricity goes all the way back to antiquity. But, by the time electricity started to become more well known, a few familiar names started to appear. Edison, Galvani, and a few others really changed the way the world worked. ***Crash Course
01:45 Popular
Brown Sugar Homemade Ice Cream - Sick Science! #217

941 views / 2 likes - added 8 years ago

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
Featured
01:55 Popular
Homemade Lung - Sick Science! #181

995 views / 0 likes - added 8 years ago

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 Popular
Homemade Kaleidoscope - Sick Science! #179

726 views / 0 likes - added 8 years ago

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

937 views / 1 likes - added 8 years ago

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
39:16
Chemical Electricity | Szydlo's At Home Science

286 views / 0 likes - added 3 years ago

Starting with the Ris own Michael Faraday, Andrew explores the varied and sometimes explosive chemistry of batteries and electricity. From the pioneering work of Volta, right up to most recent Nobel prizes, join Andrew Szydlo for this exciting electrical

>> View static electricity box - dancing foam balls = homemade science bruce yeany web videos