For many, it has become a day to enjoy discounts on pizza, pies and other circular foods. Restaurants and retailers nationwide are offering special deals to mark the occasion. Here's a look at ...

On Pi Day, Papa Johns customers can buy one large or extra large pizza and get a second of equal or lesser value for $3.14. To get the offer, customers must join Papa Rewards on or before March 14.

Papa Johns: When Papa Rewards members order one large or extra large pizza at the regular menu price, you can get another one at equal or lesser value for $3.14 on March 14. Plus, they will get ...

March 14 is commonly referred to as Pi Day, a day that aims to celebrate the ratio of the circumference of a circle. The number is known as 3.14 or π and can actually go on forever. The most ...

Papa John's customers can buy one large or extra-large pizza at regular menu price and get another of equal or lesser value for $3.14 on Friday, March 14. Customers must join Papa Rewards on or ...

March 14th is celebrated as Pi Day, in recognition of the mathematical constant, π (pi). Blaze Pizza, Papa John's, Marco's Pizza, and 7-Eleven are among the businesses offering Pi Day deals.