Eeeee! It's almost Pi Day! Here are a few Fun Facts about pi and Pi Day that would be fun to share with students on this great Math holiday: 1: It took 1,000 years to prove pi irrational. 2: The first people to refer to the ratio between the diameter and circumference of a circle were the Ancient Egyptians.
"This Is PI Unrolling A Circle’s Circumference" http://www.lifehack.org/articles/lifestyle/16-gifs-make-mechanism-expert.html?utm_term=0_983e966a3e-1fc3b054f7-415115113&utm_content=bufferc3c3c&utm_medium=social&utm_source=pinterest.com&utm_campaign=buffer