This March the 14th, it's time to celebrate the constant pi and to eats lots of pie of course! Pi day 2017 is a fantastic way for superheros, nerds, geeks, mathlete's and algebra experts to enjoy the event. Pi been calculated to over one trillion digits beyond a decimal point and this shirt has a perfect example of the value of Pi. Pi is an irrational and transcendental number, it continues infinitely with repetition or pattern. This year it was be perfectly represented on March 14th! If you're

Happy pi day! This shirt is the perfect gift idea for any math teacher, math student, lover of math, friend, family member, son, daughter, math fan and more!

Pi is My Constant. Pi Day happens on March 14th. However, for the math geek, math nerd, math teacher, etc. Pi Mode is Always on and this Pi Day will be Epic as 3.14.15 9:26:53 only comes once every century! Pi Day Rules.

Celebrate the Awesomeness that is March 14th with our Let's Get Ready to Humble Pi Day Design. Represented is Humble Pi- a Math Geek or Nerd wearing propeller beanie, nerd glasses and bow tie squaring off against Humble Pie. They both have their Dukes up! Hope u enjoy it.

Parody of John 3.16 shirt designs. Instead of stating John 3:16, it shows John 3.14 going on toward the rest of the numbers of Pi. Simple idea, but elegant and funny all at once. Great nerd humor design.
Idea and design were created on Leap Day, 2016.

Happy Pi Day! This is a funny shirt that makes a perfect gift for any pie fan, math student, math teacher, pi day fan, student, teacher, son, daughter, bff, friend and more!