Years ago, the infinite decimal 3.14 or its Greek symbol pi was mostly known to math and science geeks, but now March 14 is also a day for tasty deals. Here’s a little history to whet the appetite. The first “Pi Day” celebration was held in San Francisco in 1988 when

National Pi Day 2025 brings pizza and pie deals nationwide, with discounts like $3.14 pizzas and freebies from major chains.

It's Pi Day! And if you haven't heard, that equals lots of love for all things pie, whether it be the figure 3.14, pizza, pot pie, etc. You don't have to be a math whiz to score these deals from food chains in the Hudson Valley.