Pi Day, March 14

Since 2002, the St. Louis Science Center (SLSC) and MEGSL have worked together to celebrate pi.  The celebration will be held at the Science Center during Friday, March 14 (Pi Day 3.14) through Sunday, March 16. There will be a variety of activities for students in grades elementary through high school. Several activities and demonstrations have already been planned, but volunteers are still needed for the various stations.  Those willing to volunteer for a few hours may contact Gene Potter, pottergene@msn.com with subject line "Pi."

Fri./Sat. hours at SLSC: 9:30A to 4:30P

Sunday hours at SLSC: 11:00A to 4:30P.



Pi Day Resources


A collection of pi facts, activities, and resources. The collection has been divided into two sections to speed download time and is in Microsoft Word format.


General Pi

  1. A Common Book of Pi—personal.bgsu.edu/~carother/pi/Pi1.html
  2. Slashdot Pi Day—slashdot.org/articles/01/03/14/1622217.shtml
  3. Pi World—www.piworld.de
  4. Joy of Pi—www.joyofpi.com
  5. Pi (1998)—www.reel.com/movie.asp?MID=41906
  6. Pi Unleashed—www.jjj.de/pibook/pibook.html

Sierpinski and Einstein (Birthdays on Pi Day)

  1. Sierpinski Gasket—www.cut-the-knot.com/triangle/Hanoi.html
  2. Einstein—www.aip.org/history/einstein
  3. Chaos Game—math.bu.edu/DYSYS/chaos-game/chaos-game.html
  4. The Magic Sierpinski Triangle—serendip.brynmawr.edu/complexity/sierpinski.html

Historical Pi

  1. Willam Jones—first use of Pi as math symbol (1706)—es.rice.edu/ES/humsoc/Galileo/Catalog/Files/jones.html
  2. Carl Lindemann—www-groups.dcs.st-and.ac.uk/~history/Mathematicians/Lindemann.html
  3. The MacTutor History of Mathematics (Scotland)—www-history.mcs.st-andrews.ac.uk/history/edhome.html
  4. A History of Pi—www-groups.dcs.st-and.ac.uk/~history/HistTopics/Pi_through_the_ages.html

School Activities

  1. Annual Pi Day Contest (NCMTA)—www.mathmuseum.org
  2. Pi Day Activities (Excellent Elementary through High School Activities)—www.mathwithmrherte.com/pi_day.htm
  3. Middle School Pi Day—www.germantownacademy.org/academics/MS/PiDay
  4. Pi Day Assembly—www.germantownacademy.org/academics/MS/PiDay/Assembly.htm
  5. Teacher’s Corner National Pi Day—www.ael.org/eisen/treasure/tc0300.htm
  6. Teacher2Teacher—forum.swarthmore.edu/t2t/faq/faq.pi.html
  7. Misadventures of Sailor Pi (very cute)—members.aol.com/LooseTooth/sailorpi.html
  8. Pi Trivia Game (quizzes on Pi history)—eveander.com/trivia
  9. Pi Programs TI-83—www.mathwithmrherte.com/pi_programs.htm
  10. Archimedes’ Method for Pi—personal.bgsu.edu/~carother/pi/Pi3a.html
  11. Buffon’s Needles Lab—www.efg2.com/Lab/Mathematics/Buffon.htm
  12. Buffon’s Needle Problem—www.mste.uiuc.edu/reese/buffon/buffon.html
  13. Compte de Buffon—www.cut-the-knot.com/ctk/August2001.html
  14. Buffon’s Needle Problem—www.cut-the-knot.com/fta/Buffon/buffon9.html
  15. The Theorem of Barbier—www.cut-the-knot.com/ctk/Barbier.html
  16. Pi and the Fibonacci Numbers-  www.mcs.surrey.ac.uk/Personal/R.Knott/Fibonacci/fibpi.html
  17. The Pi Function, pi(x) (The Prime Number Theorem)—www.utm.edu/research/primes/howmany.shtml#hist

Advanced Pi

  1. Calculating Pi using Calculus—www.ams.org/new-in-math/cover/pi-calc.html
  2. The Pi Pages (Advanced)—www.cecm.sfu.ca/~pborwein
  3. Pi: A 2000-Year Search Changes Direction (Mathematica used for Digit Extraction)—www-2.cs.cmu.edu/~adamchik/articles/pi/pi.htm

Happy Pi Day Cards

  1. Pi Day Greeting Cards (select “Events Calendar”; several popup ads on this site)—www.123greetings.com

Pi Day Attire

  1. Pi T-shirts—www.gaftee.com/edhome.html
  2. “Cow Pi” T-shirts (What on Earth  1-800-945-2552)—www.whatonearthcatalog.com
  3. Pi Cologne from Givenchy—www.perfumemart.com/htmlii/Pi_Men_11522-33.html

Fine Arts Pi

  1. Happy Pi Day Songs—www.winternet.com/~mchristi/piday.html
  2. Pi the Movie (clips, sound track, related genre)—www.pithemovie.com/pithemovie.html
  3. Math in the Movie—world.std.com/~reinhold/mathmovies.html
  4. Pi Poems—members.aol.com/loosetooth/poem.html
  5. Earth Mysteries (The Mountains of Pi)—witcombe.sbc.edu/earthmysteries/EMPi.html
  6. Sliding Pi (mosaic tile hues in Toronto subway station based on pi)—www.maa.org/mathland/mathtrek_6_5_00.html
  7. A Song about Pi and That's Mathematics (to the tone of That’s Entertainment) by Irving Kaplansky—www.maa.org/mathland/mathtrek_7_12_99.html

Pi Humor

  1. Pi Jokes—www.wpdpi.com/jokes.shtml
  2. Math Comics—www.csun.edu/~hcmth014/Comics.html

Digits of Pi and Searches

  1. Pi to Million Digits—www.cecm.sfu.ca/organics/papers/borwein/paper/html/local/billdigits.html
  2. Pi Club (How many digits of Pi do you know?)—www.albanyconsort.com/pi
  3. Find Your Birth Date in Pi—www.facade.com/legacy/amiinpi
  4. The Search for Intelligence in Pi—members.aol.com/spoons1000/pi/edhome.html
  5. The Incredible Pi Code (Ivars Peterson’s MathTrek)—www.maa.org/mathland/mathtrek_4_1_00.html
  6. A Passion for Pi (mnemonic devices to remembering the digits of pi)—www.maa.org/mathland/mathland_3_11.html

Pi Books and Videos

  1. Pi Videos—The Story of Pi and The Early History of Mathematics ($34.90 with workbook). For a detailed description, go to www.projectmathematics.com. Order by calling 1-800-514-2665 or from www.bookstore.caltech.edu (select video & mixed media).
  2. Pi Books (History of Pi, The Joy of Pi,Pi: A Source Book, Sir Cumference and the Dragon of Pi) www.wpdpi.com/store.shtml
  3. Pi: A Source Book by Lenhart Berggren, Jonathan Borwein and Peter Borwein, 2nd ed., 1997, Springer, 736 pp., ISBN 0-387-98946-3.  This book is a collection of articles following pi from the early days of mathematics to the present.  This is a book for every high school library (IMC).—www.amazon.com
  4. Elementary and middle schoolers will enjoy Sir Cumference and the First Round Table by Cindy Neuschwander, Charlesbridge Publications.  Also Sir Cumference and the Dragon of Pi.—www.amazon.com 
  5. Journey Through Genius by William Dunham, and A History of the Circle by Ernest Zebrowski are appropriate for high school.—www.amazon.com

International Connections of Pi

  1. L’univers de Pi (in French)—www.multimania.com/bgourevitch
  2. Zirkumferenz  (in German)—www.zirkumferenz.de
  3. Pi (in Spanish)—webs.adam.es/rllorens/pihome.htm
  4. Le Nombre Pi (in French)—trucsmaths.free.fr/Pi.htm
  5. Magic Pi World (in German and English)—www.jvshly.de/piworld/mpw_home.htm