On March 14th, people all over the United States participate in National Pi Day, which celebrates the irrational number Pi and encourages funding for math and science programs in schools. Celebrate Pi Day 2013 with this xUmp.com exclusive T-shirt! This high-quality Hanes ComfortSoft shirt is 100% pre-shrunk cotton and is super soft. It also features the mathematical constant Pi to 100 decimal places, making it a great choice for Pi Day gifts and paraphenalia.
BONUS: For a limited time, get a Pi wristband with your t-shirt purchase!
This magic bird defies gravity before your very eyes!
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
Every kid needs one of these spheres!
The Wimshurst Machine is a high quality static machine for student labs.
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.
This kit focuses on teaching children about electricity and how electronic devices work!
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.