These AA battery holders with wires and switch can house 2 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.
Learn about hydrogen fuel cells with this incredible kit!
A beautiful desk toy for your favorite person’s office!!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
This kit includes several different projects that demonstrate the power of magnets!
The large realistic model has removable organs that can be studied and set back into the correct position.
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!