Invite Your Friends, Pi Day Party Postcard
- from our Affiliates
Pi Day celebrates math! March 14 or 3/14 are the first three digits of π, or 3.14. have a party. The most important question is...DID YOU BRING THE PIE?
Pi Day celebrates math! March 14 or 3/14 are the first three digits of π, or 3.14. have a party. The most important question is...DID YOU BRING THE PIE?