Pi Day activities are often a dedication that people make towards an entire day. This day is an annual (one in a year) celebration of the mathematical constant – π. Further, Pi Day celebration happens on March 14th. Why March 14th? Because it is 3/14 in the *month/day* format since 3, 1, and 4 are the first three significant digits of π. In the year 2009, the United States House of Representatives support the designation of Pi Day. However, ^{}Pi Approximation Day celebrations happen on July 22. Because 22/7 in the *day/month* format, since the fraction ^{22}⁄_{7} is a common approximation of π.^{}

## Observances and Celebration of the Pi Day

Pi Day has been observed in many ways. Which also inclusive of eating pie, throwing pies and discussing the significance of the number π, due to a pun based on the words “pi” and “pie” being homophones in English, and the coincidental circular nature of a pie. Also, some schools hold competitions as to which student can recall pi to the highest number of decimal places.^{}

Moreover, it is a semi-formal and casual celebration of the π which seems to trouble all students. Events and fun activities are often conducted with the aim of paying tribute to Pi and to show how one can have fun being associated with it.

## Some popular Pi Day Activities

Pi Day activities may seem like a rather cumbersome and hectic bunch of mathematical activities. However, that is not true. Who says that when math is involve, it has to be complicate? Well, the Pi Day activities are very fun and student-centered. Listed below are some of the popular and not to forget, FUN Pi Day activities that a teacher can conduct.

**Assemble a Pi Day paper chain.**Just like our old mathematical friend pi, paper chains can be endless in activity time, length, and fun! As a class or grade, create the Pi Day chain with loops of construction paper, using a different color for each of the 10 digits. Each colored chain link represents a decimal place or a digit.**Name the pi numbers.**Hold a small contest for naming the most numbers of the pi value, after decimal point. Also, make sure to reward the winner with a pie. This is successful fit of the pun pie for pi day. Moreover, it is a tradition that those who win the pi day activity, receives a reward in the form of a pie.-
**Start by singing the pi song**. Yes, that’s right! There is something called the ‘pi song’. **Work the math.**Provide plenty of circular objects like coffee/soup cans, pie tins, CDs, candles, etc. Further, make the kids measure the diameter and circumference. Then go on to divide the circumference by the diameter, and watch what happens EVERY SINGLE TIME.**A Pi word challenge**. Have a timer set for 1 minute. Let students name all the words that start with the two alphabets – p and i. For example: pick. The shorter time duration, the more fun it gets!**Watch how to calculate pi from a pie**. Although this may seem dull and math intensive, it is fun to watch a video of the numberphiles (a genius person who loves and understands the depth of numbers) do it.

## Solved Questions

**What are some of the other non-mainstream and unconventional Pi Day activities?**

- Work on creating a unique pi symphony by making students develop a song/jingle using pi.
- Organize a Pi Cosplay event
- Have a fit day by making the day about workout. A Pi-Day workout by doing
**3**sets of lunges,**1**set of rest,**4**sets of squats, etc.

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