Pi Day turns 35: Circle of math wants variety, advocates say


Thirty-five years after Pi Day was born, the arithmetic group is circling round to ask for extra variety within the area.

Yearly, NASA and science entities all over the world launch math-themed actions to encourage children and adults alike to have a good time Pi Day — March 14 (3/14) within the U.S., because the irrational quantity pi begins with the digits 3.14.

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