I give each and every one of my students this Pi Day greeting card upon entering my class every Pi Day! After handing each student a card and wishing each of them a Happy Pi Day, we review some facts about pi, and a brief history of pi (both included in the card).
Since the first 2000 digits of pi are written on the back of the greeting card, the challenge to try to memorize as many digits as possible inevitably occurs! Help celebrate this popular irrational number with a card for your stud