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 quality Dobsonian style telescope features a 76 mm aperture reflector optical tube.
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
Build over 100 exciting electronic projects with this easy to use kit!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
Explore the wonders of wind power with this amazing kit!
Build a magnetic levitating train with this science fair project kit!
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.