A Brief History of Puzzles : 120 of the World's Most Baffling Brainteasers from the Sphinx to Sudoku
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From ancient riddles to modern Sudoku, people have been fascinated by puzzles. Whether they are seen as a glorious waste of time, a harmless way to spend a train journey or a valuable way of exercising the mind, the lure of puzzles has been irresistible. By using over a hundred of examples of the m
