Happy Pi Day, from Vi Hart:

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#
Pi Day

## Do the Digits of Pi Encode Shakespeare’s Plays?

## Egyptian Math: Pi

## More Fun with Pi

Want to help your kids learn math? Claim your free 24-page problem-solving booklet, and sign up to hear about new books, revisions, and sales or other promotions.

## Key Lime Pi

Want to help your kids learn math? Claim your free 24-page problem-solving booklet, and sign up to hear about new books, revisions, and sales or other promotions.

## Math History Tidbits: Agnesi, Euler, and China

## Math History on the Internet

Denise Gaskins' Let's Play Math

Helping families to learn and enjoy math together.

Happy Pi Day, from Vi Hart:

Want to help your kids learn math? Claim your free 24-page problem-solving booklet, and sign up to hear about new books, revisions, and sales or other promotions.

One more video on Egyptian mathematics…

Learn more about math history.

Want to help your kids learn math? Claim your free 24-page problem-solving booklet, and sign up to hear about new books, revisions, and sales or other promotions.

*[Photo by pauladamsmith.]*

- Pi Day Sudoku 2009
- Things that equal Pi
- The Story of Pi
- How I Spent Pi Day (by Kate, not me!)
- Pi Day Post on Irrational Numbers
- Pi in the sky

This may be my favoritest ever Pi Day T-shirt, designed by the admin over at 10-Minute Math. I admit it’s not very mathy, but I’ve always enjoyed word play, and I *love* key lime.

The design won a Reflection T-shirt Company contest ~~and is now available to pre-order for only $8.99 (plus shipping)~~. [Company seems to have gone out of business? Can’t find their website…]

Unfortunately, it won’t be available in time for this Friday’s class.

I’ve fallen behind on my project of transcribing my Alexandria Jones stories. Finally, here are a few more tidbits from math history, along with links to relevant Internet sites and a few math puzzles for your students to try.

I hope you find them interesting.

Continue reading Math History Tidbits: Agnesi, Euler, and China

*[Image from the MacTutor Archive.]*

The story of mathematics is the story of interesting people. What a shame it is that our children see only the dry remains of these people’s passion. By learning math history, our students will see how men and women wrestled with concepts, made mistakes, argued with each other, and gradually developed the knowledge we today take for granted.

In a previous article, I recommended books that you may find at your local library or be able to order through inter-library loan. Now, let me introduce you to the wealth of math history resources on the Internet.