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!
Use this kit to conduct experiments with models to learn about forces and simple machines!
This classic desk toy will keep you amused!
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
This high precision gyroscope will amaze you with rotational speed and ease of precision.
A beautiful desk toy for your favorite person’s office!!
Get this great introductory chemistry kit for your favorite young scientist!