Mood Mudd is a fun glow dough that changes color according to the warmth of your hands. It does not stain, so you can play with it virtually anywhere! Non-toxic and water-soluble, this dough will make your playtime even more fun! Get in the mood for fun with this great alternative to traditional toy doughs--excellent as a stocking stuffer or unique gifts.
Note: We cannot guarantee what colors will be sent to customers.
A massive mounted set of 100 rocks and minerals found in the US,
This glass Erlenmeyer mug makes an excellent gift!
This advanced physics kit is perfect for older children already versed in physics knowledge!
This SUPER Erector Construction set is one of the best you'll find anywhere!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
Defy gravity with this cool balancing eagle!
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.