March 14th is Pi Day, since 3/14 is the closest you'll get to the mathematical constant π (roughly 3.14).
I think I'll celebrate with a piece of pie at 1:59 p.m. — Pi Minute— as π reduced to five decimal places becomes 3.14159.
Do you know your Pi trivia? Find out!
Quiz Nation — Happy Pi Day!
The letter representation of Pi began being used by mathematicians in the 1700s. It comes from which language?