Pi Day 2017

Pi is a mathematical constant, the ratio of the circumference of the circle to its diameter. The legend of Pi is ancient hoary history, from the Indians, Egyptians, Chinese, all have laid claimed to its discovery. A perusal of their ancient texts reveals that Pi was in use and all ancient civilizations were aware of it.  The value of Pi is equal to 3.14 up to infinite number of digits.  The advent of the computer has calculated the value of Pi up to a trillion digits.

National Pi Day

Larry Shaw a physicist at the Exploratorium in San Francisco created the Pi Day in 1988 as a commemoration of the mathematical constant and its ability to enthrall mathematicians down the ages.  Pi day is celebrated on March 14 or 3/14 as 3, 1, and 4 are the first three digits of Pi.  In 2009 the House of Representatives of the United States approved of the Pi day.  Pi Day is a holiday with lots of fun and activities.


  • The first Pi Day was celebrated at the Exploratorium with the staff and general public walking around one of its circular spaces, eating circular pies.
  • Students and interested people discuss the interesting and relevant properties of Pi.
  • The Massachusetts Institute of Technology often mails its application decision letters to potential students to reach them on Pi Day.
  • A Pi day challenge in the form of a set of puzzles that require logic and reasoning. Each one who accepts the challenge has to solve the puzzle themselves.  The Pi Day Challenge has now become a global internet phenomenon.  If you are successful in solving all 30 puzzles you find acceptance on the Genius Board.
  • Dance to the music of Pi Day Rap song by Kate Bush.
  • Write a Pi-Ku, that is a Haiku about Pi.
  • Math geeks can memorize up to as many digits as possible then they can hold a competition to recite them aloud.  In 2004 Daniel Tammet recited up to 22,414 decimal values of Pi.
  • Make Pi day badges and wear them.  Wear Pi T- shirts; Get a Pi screen saver or Wallpaper.
  • Google presented a Google Doodle with the word Google superimposed on the picture and letter Pi.
  • Pi Day is a celebration of math by learning its interesting importance in our daily life.
Pi Day 2017