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Color Changing Goldenrod Paper
This paper turns bright red in bases and returns to bright yellow in acids.
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Gas Solubility Demonstration ("The Baby Bottle Experiment")
Watch the nipple expand as the gas comes out of solution. Amazing to see! Great for teaching Henry’s Law of Partial Pressures.
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Hand Boiler
These incredible devices are sold individually and in cases of 12 for your entire class.
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Heat Pipe Demo
It is Super Hot and Super Cool!
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Magnetic Accelerator
Could this be the basis of a perpetual motion machine? Great for open-ended discovery.
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Mysterious Glowing Ball
When spun in a circle by the cord, one can see the white light separate into blinking red, blue, and green lights.
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Phosphorescent Vinyl Sheet
This 'glow-in-the-dark' material absorbs light and slowly emits it over a few minutes.
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Piezo Popper Kit
Igniting two drops of alcohol in the film canister will cause the canister to fly more than 20 feet into the air!
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Poly Density Kit
When the 1L bottle is shaken, blue and white beads mix as expected. However, when allowed to settle, a surprising change occurs.
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Singing Pipe
Heat one end of the Singing Pipe to produce a loud tone, then "pour" the sound into a beaker. Amazing!
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Smashing! Steel Sphere Demo Kit
When these spheres are smashed together, enough heat is generated at the point of contact to burn a hole in a piece of ordinary paper!
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Ultraviolet Detecting Beads
Change color when exposed to ultraviolet light from the Sun or other UV source.
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Woodpecker Potential Energy Demo
Raise the woodpecker to the top of the pole and watch it peck its way to the bottom.
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World's Simplest Motor
This easily assembled motor is able to run for more than 5 hours on a simple D-Cell battery.
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