Pi Symbol Hoodies

This Funny Pirate Pi day shirt Design is Great for any Math Geek, Math Majors, Nerd, Teacher, Students & Pirate Lover & Pie Lover. This Pi Day Lovers design sure to get a laugh this Pi day. Show love for Pi 3.14 with this Pirate Hat and Eye Patch design. This fun Pi-Rate Mathematical equations pi day Shirt features a fun Pirate Hat w/ skull & eye patch design. Great Pi Day gear for kids, youth, boys, girls, men & women. Great for Math teachers & students who love algebra, science, math equations & school.

Great gifts for women and men math lovers, science teachers, math teachers, physics teachers and students to wear on National Pi Day

Math Sucks funny t-shirt

I Just Keeps Pi Going And Going Costume Gift

Lets Get Irrational, its Pi day!

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

Archimedes only cares about his circles, my dude.

Funny T-Shirt for Math Lovers | keep it real

Love To InsPire Forever Costume Gift

The mathematically savvy among us will know that the square root of -1 is I (for imaginary), that 2 cubed is 8, and the Greek letter sigma means "Sum Up". The rest of us will remain blissfully in the dark.