This 2x-cell CR2032 battery holder is excellent for use in any hobby or science project. Comes with wire leads for easy hook-up, and an on/off switch. Recommended for electronics applications, for use in science fair projects and more!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
This glass Erlenmeyer mug makes an excellent gift!
Experience this sphere powered by the sun!
Check out this high-quality gyroscope!
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
This black scorpion specimen is great for the classroom setting!