This cool new Pi t-shirt features math constant Pi to 100 places and its definition of circumference divided by diameter of the circle.
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 set includes four (4) N95 NIOSH approved respirators.
These extra-large, powder-free, 5mil Nitrile Exam Gloves are designed and manufactured for superior comfort and protection.
This set includes three (3) N95 FDA registered and NIOSH approved and respirators.
Great exam quality Nitrile gloves in size SMALL.
Affordable pack of 10 PPE face shields for protection from liquids.
Save with this large package of 300 medium-size nitrile exam gloves!
Build your own 10 inch kaleidoscope with this great kit!
Discover how solar cells make electricity with this awesome kit!
Command robotic creations with this cool construction kit!
Create beautiful art with this amazing sun paper!
This kit includes several different projects that demonstrate the power of magnets!
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
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