There are plenty of circle-shaped foods that will be discounted or even free to celebrate National Pi Day such as pizzas and what else but pies. Like any national holiday deals, they are subject ...

Friday is Pi Day, a national celebration of the mathematical concept, which is the ratio of a circle's circumference to its diameter and equals 3.14... Schools and museums often plan events to ...

here's a list of everything you need to know for Pi Day around Louisville in 2025. National Pi Day is celebrated on March 14 to recognize the mathematical constant, with the first three digits as ...