Royal Perks members can get a free slice of Hershey’s pie on Pi Day when they spend more than $3.14.

To celebrate Pi Day, CPK is offering rewards members a $3.14 pizza with a minimum purchase of $25 on March 13 and 14. Choose ...

Pi Day brings deals on pizzas and more, with chains offering discounts like $3.14 pizzas and others providing local specials ...

Here are some of the best Pi Day deals on pizza and pie. Royal Perks members who spend a minimum of $3.14 at Burger King on ...