This 4-cell AA battery holder with wires is excellent for use in any hobby or science project. Comes with wire leads for easy hook-up, and has a on-off switch function, making it perfect for use in hobby projects. Recommended for electronics applications, for use in science fair projects and more!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
This simple but amusing magnetic toy will keep you busy for hours!
This is a classic demonstration toy of the powers of magnetic fields!
Discover how solar cells make electricity with this awesome kit!
The large realistic model has removable organs that can be studied and set back into the correct position.
Easily assemble a working alarm motion detector!
At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.