Pi Day is celebrated on March 14… 3.14. People loved the math theme so much that it’s also the International Day of Mathematics. Bonus: it’s also Albert Einstein’s birthday. The nerd power is strong.

If you’d rather celebrate Pi Day with actual pie than doing math problems, check out the problem-solving AI in Google Lens Homework Mode and Microsoft Math Solver. You just scroll your phone’s camera over a math problem (typed or handwritten), and the solution appears on the screen.