National Pi Day: 3.14 things to know about pi this year
Friday is Pi Day, a national celebration of the mathematical concept, which is the ratio of a circle's circumference to its diameter and equals 3.14... Schools and museums often plan events to celebrate the concept, which has fascinated humans for centuries, and local eateries offer pie-related deals.
Several national retailers are offering Pi Day discounts and special deals on March 14 to celebrate the mathematical holiday.
Happy Pi Day! The special day is celebrated around the world on March 14 in honor of the Greek letter Pi, which is also the ...
March 14 is Pi Day which means eating pie. But I prefer the less famous National Potato Chip Day. Here's where to find County ...
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