1,870,000 Results

www.braingle.com/Math.html
Thousands of Math brain teasers to get your mind thinking.

www.syvum.com/teasers
Syvum's Math Puzzle & Brain Teaser Collection contains free online interactive brain teasers & math puzzles with answers & explanations

brainden.com/coolmathgames.htm
Solve easy and hard math brain teasers where only basic maths skills are required.

www.amazon.com/MathematicalBrainTeasersJamesAHunter/dp/0486233472
Mathematical BrainTeasers [James A. H. Hunter] on Amazon.com. *FREE* shipping on qualifying offers. 150 tantalizing teasers including coin and change problems ...

illuminations.nctm.org/BrainTeasers.aspx
Sliding Triangle. The triangle at left lies on a flat surface and is pushed at the top vertex. The length of the congruent sides does not change, but the angle ...

www.kidsmathgamesonline.com/funstuff/brainteasers.html
Fun Brain Teasers. Check out our fun brain teasers and enjoy a range of mind bending math logic that is sure to get you thinking. Put your ability with numbers and ...

nces.ed.gov/nceskids/grabbag/math_teasers/challenge.asp
Math TeasersMath/statistic challenges. Every month we will give you a math/statistics brain teaser that lets you test your knowledge with a fun problem.

www.khanacademy.org/math/recreationalmath/puzzles/.../findingheavierball
You have 9 balls that look identical, but 1 is heavier than the rest. What is the minimum number of weighings on a scale to know for sure that you can determine the ...

www.mathwarehouse.com/riddles/mathriddles.php
There are many ways of explaining/thinking about this truly brain bending riddle! It all boils down to the fact that the lawyers's math is incorrect.

www.khanacademy.org/math/recreationalmath/puzzles/brainteasers
Random logic puzzles and brain teasers. Fun to do and useful for many job interviews!