This metal coil spring is ideal for visually demonstrating wave properties, such as frequency, wavelength, and interference both in the classroom and at home. It's also a classic novelty toy bringing joy to all ages and generations. Its famous for its propensity for 'walking' down staircases; just place one end of the coil on two different stair steps, and watch as the coil springs its way down the steps.
Discover how solar cells make electricity with this awesome kit!
Use this awesome prism to teach about optics and light in the classroom setting!
This toy combines the wonders of Sea Monkeys and glow-in-the-dark fun, all in one!
Build your own 10 inch kaleidoscope with this great kit!
Create beautiful art with this amazing sun paper!
Command robotic creations with this cool construction kit!
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