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!
A perpetual motion model of the galaxy, makes a good desk toy.
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.
With 23 hands-on experiments, you can investigate specific weather phenomena as well as the climate system in general.
Build your own windmill generator kit by recycling a plastic bottle!
Learn about hydrogen fuel cells with this incredible kit!
This black scorpion specimen is great for the classroom setting!