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

25% 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 25% off, while it lasts!

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

Sort by: Product Price Default

Products

Sort by: Product Price Default
Silk Pi Tie

Rows of gold and silver-blue Pi symbols.
Silk. Available in Blue.

Price: $29.

Super Pi T-shirt (Small, 2XL, 4XL)
Available in Adult 4XL and in Women's Small and 2XL.

Price: $20.

Pi-rate Math Geek T-shirt

Available in women's sizes, and in youth small (6-8).

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.
Pi Digits T-shirt
BEST SELLER
Available in Adult, Women's, and Youth sizes.


Price: $20

Pi Symbol Glow T-shirt
Glows in the dark!
Comes in Men's, Women's, and Youth sizes, and in Men's Long Sleeve.

Price: $20.

Pi By Numerals Math Geek T-shirt
Available in Adult Large and 4XL; Women's 2XL; Youth Small (6-8) and Medium (10-12).

A few thousand digits of Pi, arranged so that you can read them in continuous order through the shirt, printed in the form of a Pi symbol. Available in Men's, Women's classic fit, and Youth sizes.

Be Rational Get Real i vs pi T-shirt (Women's XL only)

Available in Women's premium ringspun Hanes Nano classic fit XL.

Price: $20.

Pi Irrational But Well-rounded T-shirt
Printed on Front and Back.

Available in Adult t-shirt, Adult Sweatshirt, and Youth t-shirt. Front upper left chest: Pi symbol in a circle.
Back announces your true nature: "Irrational but Well-rounded"
Available in Ash Gray, White, Yellow, Lime Green, Dark Blue, and Light Green, depending on size.
Adult Sweatshirts available in Gray Medium and Gray 3XL.

Pricing: T-shirts: $20; Sweatshirts: $23.
Blemish Sale items: One Stone Blue XL at $15; one Yellow XL at $18.

Pi-Lingual Math T-shirt - SOLD OUT

The Pi-Lingual t-shirt features geometric diagrams for area and circumference of a circle, and a wide variety of advanced formulae featuring Pi.
T-shirt is Black. Available only in Small and 2XL.

Price: $20.