Pi Day is a great excuse for businesses and restaurants to offer deals, like items costing just $3.14 and more. We have a full list of promotions ...

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

Saturday is Pi Day, a national celebration of the mathematical concept, which is the ratio of a circle's circumference to its diameter and equals 3.14... Schools and museums often plan events to ...

For more than two millennia, mathematicians have produced a growing heap of pi equations in their ongoing search for methods to calculate pi faster and faster. The pile of equatio ...

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

Learn these interesting facts about pi before Pi Day on March 14 Facts about pi you don’t want to miss How much do you really know about pi? Sure, you’ve heard about it in math class, but this famous ...

The mathematical calculation is honored every March 14.

For University of Missouri mathematics professor Stephen Montgomery-Smith, Pi is inescapable. “It’s everywhere. I mean I don’t think there’s anybody who doesn’t use Pi somewhere, if you’re a ...

Pi Day is a time to celebrate the number 3.14, along with all things pie. Get the best Pi Day deals on pizza, dessert, and more from your favorite restaurants.

Burger King, 7-Eleven and Blaze Pizza have all announced Pi Day deals. Here's when and how to snag a Pi Day deal. (AP photo) ...

What is Pi Day? Whether you love math or you're just into some good dessert, this Saturday should be a sweet treat for you.

March 14 marks Pi Day, a celebration of the mathematical constant 3.14 used to calculate circles.