Fully extend this slinky pop toob and twirl it to create a cool whistling sound. The toob extends up to 4 times its compressed size. You can also twist it and use several toobs to make cool creations. Awesome as an economical desk toy--makes a great stress reliever!
A combination of three of our great discovery toys, all in one package!
Get swept away by this fantastic robot kit that uses vibrations to move!
Discover how solar cells make electricity with this awesome kit!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
Build a robot that's an artist too!
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.