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 Celebrate Pi Day The Irrational WebQuest

Introduction

The mathematical constant , sometimes written as Pi, is approximately equal to 3.14159... Each year, Pi Day is celebrated on March 14 by math enthusiasts around the world. You have been selected to explore the meaning of Pi and to celebrate Pi Day through online activities.

To prepare for these explorations, you will need to browse some lessons on circumference and area of circles. Next, you will engage in web-based inquiry to explore the meaning and history of Pi and calculations involving Pi. You will also explore the history of Pi Day and how it is celebrated. You can then celebrate Pi Day by engaging in online activities of your own choosing. Links to resources on Pi and Pi Day are provided. These tasks will require a computer, access to the web, paper and pencil.

The Process

Process Part I: Learning About Pi

1. Browse our lesson on Circumference of a Circle.
2. Complete the five interactive exercises at the end of this lesson.
3. Browse our lesson on Area of a Circle.
4. Complete the five interactive exercises at the end of this lesson.
5. Try our Circumference and Area Worksheets.
6. Try our Interactive Circle Crosswords on Circles.
7. Visit Pi Day, the official web site for Pi Day.
8. Visit The Exploratorium's Pi Day Celebration.

Process Part II: Learning About the Meaning and History of Pi

1. What is the relationship between the symbol and the word Pi?
2. The value of Pi comes from what ratio?
3. Why is Pi called a mathematical constant?
4. Why does Pi continue infinitely?
5. Why is Pi an irrational number?
6. How many digits of Pi are known?
7. Which mathematicians first used the symbol ? Why?

Process Part III: Learning About Pi Day

1. Why is Pi Day celebrated on March 14?
2. For how many years has Pi Day been celebrated?
3. March 14 is also whose birthday?
4. Who tried to find the first calculation of Pi?

Process Part IV: Celebrating Pi Day

Spend a few hours celebrating Pi Day by engaging in online activities. You may choose activities from the suggested sites listed below. Or find your own activities by searching at Bing, Google, and Yahoo!

Resources

1. Selected lessons from Math Goodies on Circumference and Area of Circles.
2. Selected worksheets and crossword puzzles from Math Goodies.
3. Selected websites listed in the Process sections above.
4. Search engines such as Bing, Google, Yahoo!

Evaluation

1. Note the immediate feedback in the exercises from each lesson above.
2. View the solutions to the crossword puzzles above.
4. Share some of the online Pi Day activities you chose with a classmate or family member.
5. Create your own Pi Day activity, such as a song, an image, a poem, or a poster.
6. Share your own activity on our Facebook page and join in our discussions.

Conclusion

Congratulations! You learned about the meaning and history of Pi. You also learned about Pi Day and celebrated through activities you found on the web.

This Quest is by Gisele Glosser. You can find me on Google.