This cool new Pi t-shirt features math constant Pi to 1000 decimal places!
You will be super-cool when you wear this shirt on March 14th, the Pi day!
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.
This glass Erlenmeyer mug makes an excellent gift!
Great reference card for chemistry and physics students.
Defy gravity with this cool balancing eagle!
Check out this high-quality gyroscope!
Build your very own smart robot!
An unconventional ball-tossing, head-catching challenge for 2 players or teams!