Happy Pi Day! We’ve collected some of the best pi jokes to celebrate one of the nerdiest holidays that also happens to coincide with Einstein’s birthday! Pi Day is a modern “holiday” observed annually in celebration of Pi (π), the ratio of a circle’s circumference to its diameter and one of the most well-known mathematical constants typically approximated as 3.14159. The beginning digits of the number correspond to the calendar date March 14th in its numeric format (3/14). Online, Pi Day is widely celebrated through discussions, pie eating, and other creative interpretations of the irrational number.

Here is our collection of the best pi jokes, memes, tweets, comics, and of course pies:

HAPPY PI DAY! Leave a comment below with your fav pi joke!