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pi day
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What is Pi Day and why do we celebrate the holiday?
Pi Day was first celebrated in 1988 at San Francisco's Exploratorium, a museum of science and technology that encourages visitors to be hands-on.
Here's where you can get Pi Day deals
Pi Day mates math with pizza, dessert
John Marshall High School Alum donates pies for National Pi Day
Indiana once tried to define pi as 3.2; the bill almost passed
Eyewitness This: CA has $9B in unclaimed property, Pi Day deals, 'Avengers: Endgame' trailer
More Stories
Here's where you can get Pi Day deals
Pi Day mates math with pizza, dessert
John Marshall High School Alum donates pies for National Pi Day
Indiana once tried to define pi as 3.2; the bill almost passed
Eyewitness This: CA has $9B in unclaimed property, Pi Day deals, 'Avengers: Endgame' trailer