Scientific American spoke to Rojas about this history, the deeply engaging humanity of mathematics and the egos at play in defining the mathematical language we take for granted today.

Pi Day I Spy is a fun way to celebrate March 14th while reinforcing number recognition and counting skills. Kids will search for digits of Pi, spot math symbols, and sharpen their observation ...

So there are similarities as well as differences. Lam King-fui, 15, Carmel Bunnan Tong Memorial Secondary School: The math symbol in my family is the division sign (÷) . In my family, everyone ...