March 14 is Pi Day. In case that didn't click, read it again only this time read it in numeric form, like this: 3/14 is 3.14 day.
What is Pi? Define Pi as an irrational number making it unable to be written as an exact fraction. So, when you write it as a decimal, it never ends and can be written as 3.1415 9265 3589 7932 3846 2643 3832 7950 288... It is typically shortened to 3.14, which is why 3/14, March 14, is set aside as Pi Day.
Unless you find numbers and odd facts fascinating or you’re a homeschool teacher looking to make fun out of the idea of actually having fun with math concepts, you may not know that this is celebrated on March 14 every year.
The official definition of Pi, according to Wikipedia, is:
Π (sometimes written as “pi”) is a mathematical constant whose value is the ratio of any circle’s circumference to its diameter in Euclidean space.
Following are 11 links to some facts you may or may not know about Pi Day and activities and ideas of how to celebrate:
- Start by watching this fun song about Pi to the tune of, what else – “American Pie”
- Fun Pi facts
- There’s even a piday.org
- Tons of facts and charts from joyofpi.com
- Pi Across America on Facebook
- Ideas from Ilikepi.com like writing a “piem” and baking a real pie
- Pi Activities
- Pi-related word problems
- Eight Steps to Celebrating Pi Day from Wikihow.com
- Tons of great ideas from About.com
- Products related to Pi on Amazon.com
What is your favorite Pi Day activity or link? Share it in the comment below, and then if all else fails, go out for a slice of a pie you can eat.