Pi Baseball T-Shirts

3.14159265358979323846264338327950288419716939937510582097494459

Mathematical constant.

pi is the path to follow

3/14

Mathematical constant.

Cool Pi Design showing many decimal points. Great holiday or birthday gift idea for the math addict.

Pi

The numbers of Pi

Math & Science. You can't have one without the other.

pi is the path to follow

Pi Day written in cool grunge font with the pi symbol for a math gift.

Vintage Pi

Enjoy

pi

Vintage Pi

Mathematical constant.

pi

Perfect for Pi Day or any day you want to stand out. This is our version of a Chicken Pot Pi.

The coolest Pi there is. Magnum Pi.

Pi anyone?

Enjoy

Pi Pun

Pi Pun

Colorful Magnum PI

The Well Rounded Ultimate Pi Symbol in All of Its Glory. Great Gift Idea for Math Teachers, Geek, Nerds and Math Lovers of All Ages. Pi Day Should be Everyday!

Mathematical constant.

A funny drawing of a pepperoni pizza pie, sliced and ready to eat, with text 3.14 Pi Day. This design is for the pizza lover to celebrate Pi Day 3.14. Enjoy a pizza slice or two on March 14, known as Pi Day. Get the joke, or are you just hungry?

Pi in the Sky shirts for those that celebrate Pi Day every March 14th- more specifically honoring Pi Day at 1:59 PM- that's 3.14159... Pi Day should never end. Featured is Pi in the sky of van Gogh's Starry Night. Great gift ideas for the math teacher, the mathlete, math student and arithmatic lovers of all ages.

How many digits of Pi can you calculate? Cute design is perfect for the math teacher. Also great for Pi Day.

Celebrate the Awesomeness that is Pi with this Cool Pi Day T-shirt Design by Mudge Studios. Pi Day is celebrated March 14th, but every math lover, geek, nerd, Math Teacher, mathlete knows that Pi Day should be everyday.

Wear this shirt to celebrate Pi day and to showcase your love for math!

My favorite irrational number by far

Hope you like it.

Irrational Shadow

I Ate Some Pie and it was DELICIOUS Eight Sum Pi day Math Mens Womens geek T-shirt Birthday gift idea tshirt Made in USA black

A different way of drawing by numbers.