This long metal coil spring is ideal for visually demonstrating wave properties, such as frequency, wavelength, and interference, in the classroom. Can be used in a variety of experiments, and provides a hands-on teaching tool that students always seem to enjoy. Extends to thirty feet in length, measures about 6.5" fully coiled. Also makes a great gift for anyone who was or is a fan of the smaller toy version we all know from our childhoods.
Build a magnetic levitating train with this science fair project kit!
Get this great introductory chemistry kit for your favorite young scientist!
Learn how solar cells transform light into electrical energy with this great kit!
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.
Build your own windmill generator kit by recycling a plastic bottle!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
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