NATIONAL PI DAY
National Pi Day is observed annually on March 14th.
The 3rd month and the 14th day of the year is a consistent day to celebrate the mathematical constant π. Also known as pi, the first three and most recognized digits are 3.14. National Pi Day is celebrated by pi enthusiasts and pie lovers alike!
HOW TO OBSERVE
Our research has found that there are different ways that people celebrate National Pi Day. Some of the celebrations include:
- Eating a slice of pie
- Pie eating contests
- Discussing the significance of the number π
- More recently watching Life of Pi
- Finding 3.14 deals in as many version of π as possible. For example
Use #NationalPiDay to post on social media.
The earliest known official, or large-scale celebration of Pi Day, was organized by Larry Shaw in 1988 at the San Francisco Exploratorium. The Exploratorium continues to hold Pi Day celebrations.
On March 12, 2009, the U.S. House of Representatives passed a non-binding resolution (HRES 224) recognizing March 14, 2009, as National Pi Day.
There are over 1,500 national days. Don’t miss a single one. Celebrate Every Day with National Day Calendar!