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.
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
This kit will get your paper plane ready for takeoff!
This kit allows to build up to 3 different robots!
Build a model car that runs on hydrogen gas using a unique reversible fuel cell!
Every kid needs one of these spheres!
This glass Erlenmeyer mug makes an excellent gift!