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Faber and Faber Limited
100 brain-twisters: a second book of puzzles and problems
This is the second collection of braintwisters to be reprinted from Mr Barnard's weekly column in the London Observer.
Not only are the puzzles in this book a stimulating challenge to the readers' ingenuity, but the carefully explained solutions that accompany each problem contain many useful hints on how to set about reducing complex question to simple techniques of common sense and reason.
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