Archive for January, 2009
Friday, January 30th, 2009
[ See below for MMM #25 ]
Blinkdagger has announced the winner for MMM #24 and I've got a new problem so keep reading.
Rich Berlin noticed the relationship to MMM #1 and submitted an interesting solution, based on Pat Ballew's Markov chain process which I wrote about in March.
The technique for ...
Posted in Puzzle, Probability, Algebra | 5 Comments »
Monday, January 19th, 2009
MMM #24 is available now at Blinkdagger. Here's the problem:
The Problem Statement
The five songs that the blinkdagger band (Rob, Zane, Daniel, and Quan) can complete on expert are:
Oasis - Wonderwall
Dashboard Confessional - Hands Down
Bon Jovi - Livin’ on a Prayer
Wheezer - Say It Ain’t So
Journey - Any Way You ...
Posted in Math contest | 1 Comment »
Saturday, January 17th, 2009
Kevin Wang is the winner of MMM #23. Congratulations, Kevin!
Here is Kevin's solution:
Each run of heads must be bordered by two tails or a tail and an end. Also, we know that there are only 11 possible positions for the first coin. Thus, we can just list all ...
Posted in Uncategorized | 1 Comment »
Friday, January 16th, 2009
Dave Marain at MathNotations asked me to spread the word about a contest he's running and I'm happy to oblige.
Here's a piece of the email Dave sent me:
I'm running a math contest for HS and MS students on Tue Feb 3rd. I've announced it online and have gotten a few ...
Posted in Math contest | No Comments »
Friday, January 9th, 2009
Sam J Shah describes himself in his blog's About page:
I am a middle and high school math teacher in Brooklyn, New York. I enjoy getting students excited about math by being math’s loudest and most passionate cheerleader.
I have to agree that Sam really enjoys being a Math cheerleader.
On December ...
Posted in Blog Review | 1 Comment »
Tuesday, January 6th, 2009
Leena likes puzzles, she likes to tell stories and she entertains. That's my review of the Conceptis addict blog in a nutshell. Leena only has 4 categories in her blog: Math, Puzzles, My Dog, and Finland. Let's focus on Math.
Leena likes to enhance her posts with videos and images. And, ...
Posted in Blog Review | 2 Comments »
Monday, January 5th, 2009
Yes, I like counting problems. I have a Rubik’s Revolution, courtesy of Techno Source (or $10 Amazon.com gift certificate, if you prefer, or $10 in USD via PayPal to non-US folks) to give to the winner.
SHARETHIS.addEntry({
title: "MMM #23: Counting coin runs",
url: "http://wildaboutmath.com/2009/01/05/mmm-23-counting-coin-runs/"
});
Posted in Puzzle | 6 Comments »
Saturday, January 3rd, 2009
Øistein Gjøvik is a "33-year old, working within teacher education in Norway" according to The cheap researcher's About page. Øistein, according to his blog's tag cloud, blogs about all sorts of things; the Math tag, however, is oversized so that proves definitively that Øistein likes to blog about Math. Øistein ...
Posted in Blog Review | No Comments »
Thursday, January 1st, 2009
Reidar Mosvold is an Associate Professor of Math Education Research in Norway. His Blog, Mathematics Education Research Blog, is remarkably rich with references to scholarly Math education research.
Aside from the very scholarly material, here are some articles on Reidar's blog that may be of interest to a broader audience:
A brief ...
Posted in Blog Review | 2 Comments »
