# Happy pi day

Discover Pinterest’s best ideas and inspiration for Happy pi day. Get inspired and try out new things.

Discover Pinterest’s best ideas and inspiration for Happy pi day. Get inspired and try out new things.

Happy Pi Day to you! Free online It’s Pi Day ecards on Pi Day

2014 Pi Day web graphics for Think Through Math

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Pi day is the annual celebration of the mathematical concept of PI observed on March 14th since the first significant numbers of Pi are 3.14. Larry Shaw is believed to be the first person that organized an event celebrating pi taking place 1988 in Sanfransico. On March 12, 2009 the US House of Representative passed a resolution marking March 14th as National Pi Day. Pi has been around for the last 4000 years beginning with the Babylonians who would calculate the area of a circle by taking 3…

Ready to celebrate Pi Day? Show students some of the uses of pi today with this infographic.

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Pi Day Logo

Happy National Pi Day and Happy Birthday to Albert Einstein!

Download this Free Vector about Gradient pi day illustration, and discover more than 15 Million Professional Graphic Resources on Freepik