Square Root Day was founded by Ron Gordon, a teacher in Redwood City. He keeps this website up about the special day. Gordon suggests it's a good day to get things squared away, or go square dancing.

Memorising key square roots and using mental math tricks saves time. Techniques like the nearby perfect square trick and weighted averaging enhance problem-solving skills.

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 ...

Square Root Day — an event that occurs only nine times in a century — was celebrated with a variety of math activities this week at the St. Augustine Elementary School gym. Square Root Day is ...

Square root days happen only a few times in a century, and the man who brought the day fame is celebrating his sixth one.

This May marks the only time a calendar has a Square Root Day in a 20-year span, with the last one being on April 4, 2016.

Yes, you recognized it at once the square root of 2. In fact it’s an approximation, a very good one, to the true value, 1.41421356.