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Mind Your Decisions

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Can You Solve The Chameleon Riddle?

A museum has a rare set of chameleons. There are 13 blue, 15 red, and 17 green. If two chameleons of different colors meet, then they both turn into the third color. As they mingle, is it possible for all the chameleons to become the same color?

Video Solution: https://youtu.be/IRC7_Uv72iI
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Can you make 4 equilateral triangles from 6 matches? Solution: https://youtu.be/s1yy4RUviNw

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There's only 1 number that uses each digit 0 to 9 exactly once (pandigital) and its first n digits are divisible by n (polydivisible). 

New video: https://youtu.be/xX_93cTzM5Y
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BrainCraft's Prisoner's Dilemma Video (And An Error In It) - Game Theory Tuesdays. http://wp.me/p6aMk-4A2
Braincraft is a YouTube channel by Vanessa Hill with videos about psychology. I recommend checking it out. In the past I have featured the channel’s video about the ultimatum game. Last week …
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I will read your mind. Math magic trick. New video: https://youtu.be/52g-Ec4g18c

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Can You Spot The Error In This SAT Math Question? Answer: https://youtu.be/tBzuWwkcKzY

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538's Hot Game Show Riddler Explained - Game Theory Tuesdays. New blog post: http://wp.me/p6aMk-4xQ
If you enjoy probability puzzlers, the website FiveThirtyEight has a new column, The Riddler by Oliver Roeder, posting a problem every Friday. A recent column “the hot new game show” in…
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Surprising connection between game theory and electrical engineering via the harmonic mean. New blog post: http://wp.me/p6aMk-4w4
One of the fun parts of mathematics is learning how seemingly different problems are connected to each other. I have read many, many game theory books but I still have a lot to learn. I found a rea…
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An "intelligence test" has over 3 million shares on Facebook. Can you solve it? New video: https://youtu.be/9YZPUZS8IXk

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Can you solve it? Avoiding the troll riddle. New video: https://youtu.be/a8xEFGljdnc

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Why Does Donald Trump Get So Much Media Coverage? Game Theory Tuesdays http://wp.me/p6aMk-4yA
Remember when the Huffington Post said that Donald Trump’s campaign was only a sideshow that they would only cover as entertainement news but not political news? At the time, I sensed that ma…
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How Game Theory Is Improving Airport Security, Reducing The Flow Of Illegal Drugs, And Protecting The Environment. http://wp.me/p6aMk-4rD
If you have been to an American airport recently, you might have already experienced how game theory is improving security. When you get in line for security, a TSA agent directs you and others int…
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Math videos, math puzzles, game theory by Presh Talwalkar
Introduction

Math videos on YouTube https://www.youtube.com/user/MindYourDecisions/

Check out the blog http://mindyourdecisions.com/blog/

Mind Your Decisions has videos and blog posts on that have been viewed millions of times.

I am Presh Talwalkar, the author of "The Joy of Game Theory" and "The Irrationality Illusion," as well as other books related to mathematics. You can see all of my books listed on Amazon: www.amazon.com/Presh-Talwalkar/e/B008DKL6VG/

I studied Economics and Mathematics at Stanford University.

I am thankful to everyone that has spread the word. I am especially grateful to the following press mentions which helped the site grow initially: Yahoo Finance, Freakonomics blog--New York Times opinion blog, The Boston Globe, Lifehacker, and Slashdot