Archive for the ‘Uncategorized’ Category

Apollonius geometry iphone app: free to first 5 commenters

Tuesday, August 24th, 2010

[ Update: All 5 free apps are gone but you can buy one for $3.99 at Itunes. ] Adolfo Rodriguez has created an iPhone/iPod Touch/iPad interactive geometry app called Apollonius. It can be described as a simplified touchscreen version of "Cabri" or "The Geometer's Sketchpad." Adolfo is giving away five copies of ...

What do you call the son of your mom’s cousin?

Monday, August 2nd, 2010

I don't know about you but I get a headache trying to figure out the proper term for how distantly related people are related. Lifehacker tells us that Wolfram Alpha does all the heavy lifting for you: From Lifehacker: What do you call the son of your mom's cousin? How about the ...

The Khan Academy: 1400 free videos and counting

Thursday, July 22nd, 2010

If you're a student, or teacher, or homeschooling parent and you've not heard about the Khan Academy you owe it to yourself to check it out. Salman Khan quit his career in the financial world to teach the world via videos. If you look on Khan's Youtube Channel you'll see ...

Send fractional congresspersons to the Capitol

Friday, July 16th, 2010

George Szpiro, author of "Numbers Rule: The Vexing Mathematics of Democracy, from Plato to the Present" is a mathematician and journalist. Szpiro has an interesting op-ed piece in which he offers a brief history of the mathematical paradoxes of apportionment and then argues for an innovative solution: “send fractional congresspersons ...

“When will I use this?”

Monday, July 12th, 2010

Mathalicious is a great Math resource that illustrates the very practical use of Math in real world situations. The scenarios make for great classroom or homeschool explorations. Here are some of the topics covered: The Biggest Loser? What is the math of weight loss? If two people each lose 100 pounds, is ...

Happy SAT Day!

Wednesday, June 23rd, 2010

Did you know that the SAT was first administered on June 23rd, 1926? I just today started a new blog, SAT Math Blog. I registered the domain today, not knowing the auspicious nature of today's date. Eerie, huh? Anyway, check out the new blog and learn more about SAT day. SHARETHIS.addEntry({ title: ...

Stephen Wolfram’s personal tribute to Alan Turing

Wednesday, June 23rd, 2010

Today Stephen Wolfram (creator of Mathematica and Wolfram|Alpha) wrote a personal tribute to the founding father of computation, Alan Turing. Turing, who would have celebrated his 98th birthday today, laid the foundation for computing and technology as we know it today. I thought many of you would be interested in the ...

Math 2.0 online live series: June overview

Tuesday, June 1st, 2010

Maria Droujkova does a great job of organizing free Webinars on very interesting Math subjects. Here's the preview of June events, which I copied from the MathFuture Google Group: Join these free, open, weekly live online events at Math 2.0 interest group and meet other interested educators, parents, developers, and community ...

Keith Devlin on “An Apollo Program for Math”

Tuesday, June 1st, 2010

Keith Devlin is a senior researcher at Stanford University, author, and "the Math Guy" on National Public Radio. In February, Devlin blogged about an idea of his to reverse the poor Math performance of high school students in one generation: The US ranks much worse than most of our economic competitors ...

Martin Gardner: RIP

Friday, May 28th, 2010

I just learned of Martin Gardner's death from the 360 Blog. He passed away on May 22nd. Scientific American has just republished a 1993 essay by Douglas Hoftstadter about Gardner. SHARETHIS.addEntry({ title: "Martin Gardner: RIP", url: "http://wildaboutmath.com/2010/05/28/martin-gardner-rip/" });