If you celebrate Pi Day, March 14th (3/14) with your students, this is a fun writing activity to challenge students. PILISH is writing in which the digits of pi determine the number of letters in consecutive words. Included are examples and links to helpful resources: a "PILISH CHECKER," student sheets, and videos to share.See also "Celebrate Pi Day in a Novel Way" and visit Pilish for Pi Day.Find other resources for gifted and advanced students at BIG IDEAS for LITTLE SCHOLARS.