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

WEST PALM BEACH, Fla. (AP) — Math enthusiasts around the world, from college students to rocket scientists, celebrate Pi Day, ...

🍕 And happy Pi Day! Even if you don’t care about math (same), you’ll probably be into all of these local Pi Day pizza deals. Besides that list, you can also get a $3.14 flatbread at Salt + Stone and, ...