x

Video


20th Anniversary of Pi Day at the Exploratorium

March 13, 2008 • 01:53:32
The Exploratorium celebrates the 20th anniversary of Pi Day with a pie-throwing contest, Pi Day exhibits in Second Life, and more activities honoring everyone's favorite mathematical constant.

More From Pi Day

March 14, 2009 • 38:06
March 20, 2015 • 0:30
March 14, 2012 • 00:30:00