Pi Day (March 14) is a day of global mathematical celebration, but it’s not the only numerically significant calendar date.

Mastering quick square root calculations boosts maths exam performance. Speed and accuracy provide a significant advantage in algebra and geometry. Memorising key square roots and using mental math ...

REDWOOD CITY, Calif. (KGO) -- In case you didn't know it, Monday is Square Root Day. It's 4-4-16. As you'll take note, both the day and month are the square root of the last two digits of the year.

Pi Day (3/14) often comes with sweet treats; Square Root Day (4/4/16 or 5/5/25, for example) has a certain numerical rhyme.

Today is Cinco de Mayo. And this year, the fifth of May is filled with mathematical joy. It is — Square Root Day! It all started in 1981. "I was writing a check in late August," says Ron Gordon, who ...