THE SCIENCE TeeCHER :: Pi Day Stuff :: Pi Day T-shirts

50% off storewide closeout sale!

This is a going-out-of-business sale. This was started as a family business, and since my divorce several years ago, my heart hasn't been in it. So I'm moving on.

Everything is 50% off, while it lasts! The discount happens as soon as you put something in your cart.

Several designs are completely sold out and no longer available, and most shirts have sold out in one or more sizes.

Click here to see shirts listed by sizes that are still available.

Click here for for Women's shirts sorted by available sizes.

Click here for for Youth shirts sorted by available sizes.

Orders over $200 get a 15 percent discount and free USA shipping; orders over $400 get a 20 percent discount and free USA shipping.

Pi Day T-shirts

Featured products

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Products

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Lemon Pi Women's Math T-Shirt
Lemon Pi The first nine digits of Lemon Pi.

$20
Key Lime Pi T-shirt (4XL only)

Key Lime Pi T-shirt features a key, a chemical formula for lime, and the Pi symbol.
Black 4XL only.

Price: $20.

Easy as Pi T-shirt - SOLD OUT
As seen on TV in the Numb3rs episode "Atomic Number 33".
BEST SELLER. Comes in Adult, Women's, and Youth sizes.


Price: $20.
Chinese Pi Women's Tank Top
The Chinese symbols for "Circle Circumference Ratio", i.e. Pi. $20.
Cherry Pi Women's Math T-Shirt
Cherry Pi: The first nine digits of Cherry/Lemon/Apple Pi. $20.
Apple Pi T-shirt (4XL only)

What do you get when you divide the circumference of an apple by twice its radius?
Apple Pi.

Price: $20.