We used string to measure an object's circumference and then checked how many of that object's diameters were measured on the string--
all worked out to be a little over 3, yes! (3.14, anybody?)
This work was inspired by exploratorium.edu's "Cutting Pi" activity.
In language arts, students wrote "Pi-kus"--poems with 3 syllables, 1 syllable, 4 syllables,
examples below. This idea is from scholastic.com's "Writing with Pi" by Kriscia Cabral.