National Pi Day Deals 2025. Celebrate pi day by getting $3.14 off an adult buffet order or a kids combo order for $3.14. Calendar with 2025 celebrations and holidays of the united states.

Celebrate pi day by getting $3.14 off an adult buffet order or a kids combo order for $3.14. California pizza kitchen is marking pi day by offering cpk rewards members a $3.14 pizza with a minimum purchase of $25 on.