These AA battery holders with wires and switch can house 1 AA batteries, and you will find they are excellent for use in any hobby or science project. Each holder includes wire leads for easy hook-up, as well as a simple on/off switch, allowing you to exert greater control over your project and battery use. Recommended for electronics applications, science fair projects, and more! Set includes 10 holders.
Explore the wonders of wind power with this amazing kit!
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.
Head into the lab for an in-depth investigation of genetics and DNA!
Ever wonder how to survive in the wilderness? These cards can help!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
A beautiful desk or bookshelf accessory for the reading fanatic in your family!