What's Pi Day all about? Math, science, pies and more - The Associated Press
- What's Pi Day all about? Math, science, pies and more The Associated Press
- Pi Day means pizza deals CNN
- What’s Pi Day all about? Why March 14 is an exciting day for math. MarketWatch
- National Pi Day 2024: Pie and pizza deals at Taco Bell, more USA TODAY
- Pi Day deals: Discounts from Burger King, Crumbl, Domino's and more NBC4 WCMH-TV