HONOLULU (KITV4) – National Pi Day is Tuesday, March 14, and two students from Holy Family Catholic Academy were able to memorize and write all 200 digits of the mathematical constant.

ELKHART – Students memorize hundreds of facts for classwork, but one Elkhart Memorial High School student took it upon himself to commit 200 digits to memory.

Watch this adorable 6-year-old recite 380 digits of pi in Japanese. On stage, this 8-year-old recites 200 digits of pi. Benjamin Most recites 2,422 digits of pi.

This March 14 is a very special Pi Day that comes but once in a century. That's right, it's 3-14-15, the only time before 2115 that the date reflects five digits of the magical, infinite number, 3 ...