This 50g calibration weight is perfect for general laboratory, commercial or classroom use. You can use it to calibrate digital scales that require 50g of weight. Clearly marked for easy storage.
Learn about hydrogen fuel cells with this incredible kit!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
This kit focuses on teaching children about electricity and how electronic devices work!
Watch what your music can create with this amazing Snap Circuits set!
Build 14 assorted solar robots, some of which can travel over water!
This classic desk toy will keep you amused!
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.