Pi Day,” which is March 14, 3.14, is a day meant to recognize the special, infinite number that can also be recognized by its ...

Pi Day 2026 celebrates one of the most iconic irrational numbers: 3.14. Here are some deals and freebies you can take ...

This day only comes 'round' once every year!

Each year, Americans celebrate the Greek symbol of Pi on March 14 because the date matches the first three numbers, 3.14. Here's who's offering discounts and freebies in 2026.

Pi Day is a day for food and restaurant chains to highlight their own pies to commemorate a math equation.

Pi Day Today: At the Exploratorium, Pi Day celebrations traditionally include a pie feast, featuring fruit pies and tea. A ...

Even people who aren’t great at math understand Pi Day. Pi is what mathematicians call the ratio of a circle’s circumference to its diameter. It is an irrational number that goes on forever after its ...

Fran Kolenik, the owner of Drive-By Pies in Brookline, says Pi Day — aka March 14 — is the second-busiest day of the year for her bake shop.

Hawaiian Pie Company is celebrating Pi Day with a limited-time Mystery Pie promotion, mini Chocolate Chess pies, and plenty of other pies for customers to enjoy.