Pi Day

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When Celebrated

Always on March 14th

Gifty-ness

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About the Holiday

Pi Day is a Math Holiday held on 3/14 (which also happens to be Albert Einstein's birthday) in tribute to the common 3.14 approximation for Pi. The Pi constant represents the ratio between the circumference of a circle to its diameter. It's represented by the Greek letter "π" and is a number of extreme usefulness and intrigue in science and engineering. For those who have a good memory, the first 75 digits of Pi are...

3.141592653589793238462643383279502884197169399375105820974944592307816406286

Similarly, Pi Approximation Day is held on 7/22. Pi Day was created by Larry Shaw in 1988.[1]

Gift Guidelines

  • Scientific calculator
  • A Pi t-shirt
  • Book on science or mathematics
  • Life of Pi DVD

Related Holidays

References

  1. SF Gate: Any way you slice it, pi's transcendental by Justin Berton, March 11th, 2009


March Info & More Holidays

Birthstone: Birthstoneaquamarine.jpg
Flower: Jonquil.jpg
Zodiac:
Feb 19 - Mar 20

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Pisces

Mar 21 - Apr 19

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Aries