Take the challenge
This year's Pi Day Challenge uses Facebook - so you can compete against your friends and track your progress!
Please note that if your network blocks access to Facebook, you can still play as a guest.
All Puzzles Now Available
All Puzzles (28 in total) are now available.
Playing as a Guest
If possible, we recommend connecting with Facebook to save your progress. If you play as a guest, make sure you do not refresh this page, otherwise you will lose your spot.
If your network blocks Facebook, ask your administrator to unblock Facebook to celebrate Pi Day.
how did you do 13!??@Kevin Perry