What's the square root of kickass? Here's what. It's Pi Day, folks. (3.14, get it?)

Celebrate Pi Day today and take the Pi Day Challenge. Pass some quizzes and get into MOSI for free from 9 a.m. to 5 p.m. today only. Especially great for you math teachers on spring break today.

The Pi Day Challenge involves a series logic-based puzzles and can be found by visiting mosi.org, MOSI’s Facebook page facebook.com/MOSIFL or by visiting the official 2011 Pi Day Challenge at pidaychallenge.com.