Ball, Tennis

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Ball, Ping Pong

Ball, Ping Pong

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Super Bouncy Balls

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Half-inch PVC pipe is drilled and glued together into a giant, 3-foot long “T” that will launch 1- and 2-liter bottles over 100 feet in the air. Once your launcher is assembled, all you have to do is fill the bottles half full with water and wiggle them on to a threaded riser. Using..

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A simple, plastic stick in the shape of a craft stick that is used to illustrate center of gravity.

Demos and Labs: Balancing Sticks

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Take a 20 mm by 150 mm test tube, insert a one-hole stopper with an 8-inch glass tube, attach two test tube clamps to either side for effect, and you have an artificial mosquito. To demonstrate the presence and effect of air pressure, all you have to do is light a candle, heat the bottom of the..

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This is the basic wood model - easily assembled in three or four minutes and airborne in five. This propeller-driven version is used to teach the principles of flight, lift, drag, and thrust. In addition, the topics of potential and kinetic energy, wheels, simple machines, and gravity can be in..

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Another cool idea from the William Mark Corporation. They took an actual maple seed (called a samara) and super-sized it. Using a sling shot, you launch the maple seed into the air. Once it attains maximum altitude it begins to autorotate (spin) toward the ground, exactly like samaras falling f..

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Classic and entertaining physics demonstration. Two soda bottles are connected via this plastic adapter. One bottle is half full of water, the other is empty. Hold the connected bottles vertically and you can create a vortex that resembles a tornado funnel by rotating the top bottle a couple of..

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A 10” wide, 8-foot long tube that is an excellent demonstration of Bernoulli’s principle. Using conventional wisdom and a good set of lungs, you can inflate the balloon using 70-80 breaths. However, if you are paying attention in your fluids class, you can inflate it using one or tw..

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