This is a standard DC power jack that can be mounted on a chassis for your next hobby electronics project. Measures 2.1mm.
Head into the lab for an in-depth investigation of genetics and DNA!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
A touch of joy. A touch of science. Light responds to your touch and to the music in your room!
Build your own 10 inch kaleidoscope with this great kit!
This SUPER Erector Construction set is one of the best you'll find anywhere!
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.