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Thursday, March 14, is National Pi Day, a time to celebrate the number that represents the ratio of a circle's circumference to its diameter. The number is known as π, the first letter of the Greek ...

It isn't The Pioneer Woman without "pi!" In the baking sense, Ree Drummond is no stranger to the pastry, whether she's whipping up apple pie, pot pie, or Ladd's favorite chocolate pie. One of the best ...

TGIF! Partake in Friday's best "Pi Day" deals. March 14, 2014 — -- intro: Fans of math and pie are celebrating "Pi Day" or March 14, representing the ratio of a circle's circumference to its ...

Get all the best deals and freebies offered on 3/14. — -- Happy Pi Day! While math nerds may have March 14 — 3/14 — circled on their calendars for the annual celebration of that quantity with an ...

What do mathematicians and pie fans have in common? A love for March 14. Monday marks Pi Day. For math lovers, it's a chance to celebrate Pi, one of the most important numbers ever, representing the ...