The countdown to Pi Day is on!
March 14, or 3/14, is the date math enthusiasts look forward to every year because it matches the first three digits of pi, the ratio of a circle’s circumference to its diameter, which is about 3.14159, and, oh, some 50 trillion more digits after that, according to piday.org .
The House of Representatives designated Pi Day a national holiday in 2009 to encourage schools to teach students about the mathematical concept through fun activities…