Mensa Presents Number Puzzles for Math Geniuses: 200 Fiendish and Intriguing Mind Games
Books / Paperback
ISBN: 081292214X / Publisher: Random House Puzzles & Games, May 1993
Offers a variety of number games, including logic problems
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Pit your wits against the number crunchers at Mensa Publications who have devised this demonic collection of over 200 mind-boggling number puzzles.These are fun puzzles, but they are by no means easy. If you can solve them, you'll be a candidate for Mensa -- the internationally famous high-IQ society!
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