These AA battery holders with wires can house 4 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. Recommended for electronics applications, science fair projects, and more! Set includes 10 holders.
Build your very own smart robot!
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
This kit focuses on teaching children about electricity and how electronic devices work!
Every kid needs one of these spheres!
This kit will get your paper plane ready for takeoff!
A massive mounted set of 100 rocks and minerals found in the US,