Today is Pi-Day. What is Pi-Day? A day for celebrating the awesomeness that is a hot, gooey, flaky-crusted apple pie? While that would be awesome, it is not exactly the purpose. However, eating pie today would definitely be a wonderful way to celebrate as pies are round and pi is the constant that allows us to find the area, circumference, and volume of a circle. (It’s also a Greek letter, but that has nothing to do with today.)

The first few digits of the constant pi are 3.14…which in calendar-speak is March 14. Thus, today is Pi-Day!

We are on Spring Break this week, but if we were in school, I would expect my son’s math class to celebrate pi day with some sort of activity. In my own class some day, I plan to make sure we celebrate to the fullest! Here are some ideas I’ve rounded up for you: