Demonstrates that white light is composed of different colors by rotating hand-driven wheel. Color wheel has 7 colors and is 7.75 inches in diameter. Constructed of sturdy metal. Great for classroom demonstrations.
Watch what your music can create with this amazing Snap Circuits set!
This microscope is so versatile you can even take it with you on a job site!
Easily assemble a working alarm motion detector!
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.
You don’t think recycling is cool? Get a look at this, we’re sure you’ll change your mind!