Q:
# What Is Pi Day?

**Pi Day is a nationally recognized date celebrating mathematics and the history of the mathematical term pi.** Pi Day is observed and celebrated in many fun ways worldwide.

Pi, which is commonly represented as 3.14, is the ratio of the circumference of a circle to its diameter. Pi Day was founded by Larry Shaw, a physicist at San Francisco's Exploratorium, in 1988 and is celebrated on March 14th of each year, due to the digits of the date being the same as the approximation of pi, 3.14. Celebrations include activities such as pie eating, pie throwing and in depth conversations about pi.

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Q:
## What Is the History of Lazy Day?

A: AboutTravelingTheWorld.com states that there is no found origin of National Lazy Day, and no other known websites list history of the day either. However, ... Full Answer >Filed Under: -
Q:
## What Are Pi Day T-Shirts?

A: Pi Day T-shirts are designed to celebrate Pi Day, which occurs on March 14 each year. Pi Day is a celebration of the mathematical concept of pi. Full Answer >Filed Under: -
Q:
## Who Invented Pi?

A: A mathematics teacher named William Jones is credited with first using the symbol π in 1706 to represent the concept of the ratio between a circle's circum... Full Answer >Filed Under: -
Q:
## Who Came up With Pi?

A: William Jones, a mathematics teacher, first came up with pi; however, Leonard Euler is often credited with its introduction into mathematics. Jones wrote i... Full Answer >Filed Under: