Archive for the ‘Fun’ Category

Happy Pi Day: interview with pi poet

Sunday, March 14th, 2010

Happy Pi Day, everyone! Today I have a special treat. I had the opportunity to interview Pi poet, Mike Keith. Mike is into constrained writing and Pi, among other things. Mike recently published a book, Not A Wake, that demonstrates the constrained writing: A collection of short stories, poetry, plays, puzzles, ...

Rhythm, Rhyme, Results: rapping about Math for Pi Day

Friday, March 12th, 2010

[ Editor's Note: Taunia from "Rhythm, Rhyme, Results" wrote to me asking if I'd blog about her education site. The site sells fun educational music and, in particular, has some Math songs in their Pi Day Collection. I wrote back letting Taunia know that I rarely plug commercial sites but ...

Slide rules rule

Monday, February 22nd, 2010

The March/April 2009 issue of the Stanford Magazine had this delightful letter to the editor. GOLDEN RULES The article on Tom Wyman and his slide rule collection (“Calculating Collector,” Red All Over, January/February) takes me back to 1972, when Hewlett Packard introduced the HP-35, its first pocket scientific calculator, priced at $395. ...

Nonplussed! Review

Thursday, February 4th, 2010

"Nonplus" is not a particularly common English word so I looked it up on dictionary.com. –verb (used with object) 1. to render utterly perplexed; puzzle completely. –noun 2. a state of utter perplexity. "Nonplussed" is a book full of perplexing facts, and solid Math to explain the perplexities. In other words, this book is about ...

Winner: Cool caption crafting contest

Monday, January 4th, 2010

Happy New Year Everyone! A week before Christmas I posted a contest asking folks to come up with the best caption for this picture (click to enlarge.) Well, I got 63 submissions and I had the tough job of picking the one I liked most. What I did was read each caption ...

Have a symmetrical object named after you

Sunday, December 20th, 2009

I became a big fan of Marcus du Sautoy when I read his books Symmetry, and Music of the Primes.     Then I discovered the TED video, Symmetry: reality's riddle. SHARETHIS.addEntry({ title: "Have a symmetrical object named after you", url: "http://wildaboutmath.com/2009/12/20/have-a-symmetrical-object-named-after-you/" });

Cool caption crafting contest

Thursday, December 17th, 2009

Happy Holidays, everyone! I'll give $20 as an Amazon gift card (or PayPal cash) to whoever, in my opinion, comes up with the best caption for the image below. Click on the image to gain the full, mind-boggling, effect. The small piece of the image you see here doesn't do the ...

Crazy paper thing that’s easy to make

Tuesday, December 15th, 2009

What fun thing can you make with card stock and scotch tape? Check out this video and find out. [youtube]http://www.youtube.com/watch?v=fc1X8VJBfDA&feature=player_embedded[/youtube] Hat tip to Denise at Let's Play Math. SHARETHIS.addEntry({ title: "Crazy paper thing that's easy to make", url: "http://wildaboutmath.com/2009/12/15/crazy-paper-thing-thats-easy-to-make/" });

Very disturbing optical illusion

Monday, December 14th, 2009

I really like optical illusions. Until recently, my favorite was this one. But, I have a new favorite now. Here's one that bothers me. See if it bothers you. Look at the image below. Which square is darker, A or B, or are they the same color? A hat tip to John Cook ...

Great optical illusion

Tuesday, September 1st, 2009

Here's a great optical illusion I found at this URL. I don't recall how I got to the page. It might have been from a twitter link. This is a really cool illusion because, to my eyes, it looks like the circles cross. But, when I look closely I see that ...