Mathematics enthusiasts unite to celebrate PI DAY: Keep an eye on your watch... #PiDay (pi instant) is happening soon. 3.14.15 @ 9:26am
12 minutes ago
Why Pi Matters: Remember that one time when the Indiana House did this to pi? #PiDay http://www.emilycalandrelli.com/blog/2015/3/14/why-pi-matters-that-one-… …
Happy #PiDay! Celebrate by baking your own with these easy recipes http://on.thestar.com/1MAzcvD
Math lovers celebrate National Pi Day on 3/14/15 http://dailym.ai/1BhfU89 pic.twitter.com/KvoU2qNBgs
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