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Pi Day
Ted Fitzgerald/MediaNews Group/Boston Herald via Getty Images
What is Pi Day and why do we celebrate the holiday?
Mar 14, 2025
Pi Day mates math with pizza, dessert
Mar 14, 2023
Here's where you can get Pi Day deals
Restaurants are offering deals and discounts on Friday, March 14 -- also known as Pi Day!
Mar 14, 2025
John Marshall High School Alum donates pies for National Pi Day
Mar 15, 2022
Shutterstock
Indiana once tried to define pi as 3.2; the bill almost passed
Mar 14, 2022
