These D battery holders can house two D 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.
Exciting magnet exploration for ages 8 and up!
A combination of three of our great discovery toys, all in one package!
This toy combines the wonders of Sea Monkeys and glow-in-the-dark fun, all in one!
Defy gravity with this cool balancing eagle!
Ever wonder how to survive in the wilderness? These cards can help!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
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.