National News

Pi Day Isn't Just Magical, It's Mathematics. And There's Pie!

NPR News - Sat, 2015-03-14 05:28

Math geeks are excited about 3-14-15, this year's Pi Day. The San Francisco Exploratorium will celebrate with a pizza-pi-dough-tossing contest, a pi parade and special pie. Mmmm, pie. Or is it pi?

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