HAPPY Pi DAY!!!!

http://www.exploratorium.edu/pi/index.html

Welcome to The Exploratorium's

2009 21st Annual Pi Day Celebration page

What is Pi Day?

Pi Day Activity Schedule

Pi Day in Second Life! If you have an avatar, go here

A Short History of Pi

Pi Activity - Discovering Pi

Pi Activity - Cutting Pi and Hat Sizes

Pi Day Image Archive

Pi-Ku (obviously Pi haiku!)

Pi Limericks

Pi Posters

Pi Links