The World's 200 Hardest Brain Teasers: Mind-Boggling Puzzles, Problems, And Curious Questions To Sharpen Your Brain -Mantesh

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Added on December 21, 2012 by Manteshin Books > Ebooks
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Description







The World's 200 Hardest Brain Teasers: Mind-Boggling Puzzles, Problems, and Curious Questions to Sharpen Your Brain



Publisher: Sourcebooks

Gary Gruber

2010

Language: English

ISBN-10: 1402238576

ISBN-13: 978-1402238574

PDF

208 Pages

3.64 MBFLEX YOUR brain power like never before!

From acclaimed author Dr. Gary Gruber, whose proven critical-thinking methods have sold more than seven million books, this collection of mind-bending brain teasers is sure to challenge even the most experienced problem solver. Inside are logic puzzles, riddles, maddening math problems, mental games, and more!



A ship is twice as old as the ship's boiler was when the ship was as old as the boiler is. The ratio of the boiler's age now to the ship's age now is what?

What English word contains all the vowels, in alphabetical order?

What is the three-digit number that can be made from the digits 2, 3, 5, and 7 where no two digits in the three-digit number are alike, and where the three-digit number is a multiple of each of the digits chosen?

Stumped? Dr. Gruber reveals the fascinating explanations and detailed strategies for solving even the trickiest problems using his exclusive Gruber Method.









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The World's 200 Hardest Brain Teasers: Mind-Boggling Puzzles, Problems, And Curious Questions To Sharpen Your Brain -Mantesh

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Thank you, thank you :p
good torrent, your one of the best ebook uploaders mantesh!
Thankss :)
THANX
Good PDF
thank you for sharing great ebookz
Great, Thanks
THANKS - FOREVER