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

Add Yahoo as a preferred source to see more of our stories on Google. Friday, March 14 marks Pi Day, a celebration of the mathematical constant that (roughly) equals 3.14. And in a shining testament ...

Chain’s such as Blaze Pizza and Mountain Mike’s are offering BOGOs for whole pizzas on the math-based holiday.

Pizza deals Pie day: Food lovers can celebrate Pi Day on March 14, 2026 with numerous deals. Many restaurants are offering ...

Whether you’re into pepperoni or peach, here are the best Pi Day pie specials that are worth the dough.

Friday, March 14 marks Pi Day, a celebration of the mathematical constant that (roughly) equals 3.14. And in a shining testament to the United States' willingness to use anything as an excuse to eat ...