iPads, MakerEd and More in Education

The value of pi is, always has been, and always will be 3.141592653... ad infinitum. But that didn't stop a man named Edward Goodwin from trying to legally redefine it as 3.2.

The buzz around Pi Day grows every year—the internet loves to celebrate this irresistible combination of nerdiness and deliciousness. It’s especially fruitful (pun intended) for the many excellent math-focused creators on YouTube, who faithfully put out a batch of pi- and pie-related videos each year, on or near March 14. We’ve selected a few of the tastiest ones to get you and your students excited for Pi Day this year.

On March 14, or 3/14, mathematicians and other obscure-holiday aficionados celebrate Pi Day, honoring π, the Greek symbol representing an irrational number that begins with 3.14. Pi, as schoolteachers everywhere repeat, represents the ratio of a circle’s circumference to its diameter.

What is Pi Day, and what, really, do we know about π anyway? Here are three-and-bit-more articles to round out your Pi Day festivities.