Pi is part of Egyptian mythology Egyptians believed that the pyramids of Giza were like math marvels, built on the principles ...

Pi Day is celebrated on March 14th in recognition of the mathematical constant, Pi. Ways to celebrate Pi Day include ordering pie, hosting a pie-eating contest, and watching the movie "Life of Pi".

Ancient Greek letter and math symbol pi. Credit: Shisma/Wikimedia Commons/ CC BY 4.0 Math fanatics worldwide and everyone else who just loves pi (or pie) celebrate Pi Day on March 14. Pi was named for ...