Celebrating March 14, π Day!

Explore Pi Day creations from around the globe and share your own with the #piday, #pipie and #π hashtags.

This Friday, math and pastry enthusiasts around the world celebrate Pi Day, the day when the date (3/14) matches the first three digits of the mathematical constant π (3.14).

Even those with a passing interest in mathematics use today as an excuse to test their baking skills, indulge in the baking prowess of others and snap some photos and videos along the way.