HeadscratchersThis highly engaging collection of 70 puzzles comes from the popular weekly column in New Scientist magazine. You'll find puzzles that are great for sharing with friends at a pub, problems drawn from real life situations, games with intriguing strategies, and puzzles with such creative and whimsical storylines that they need to be explained to be believed. With the solutions, you'll read the untold back stories behind the puzzles, and a fascinating
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