Here's a collection to entertain the most ardent number puzzle fan. The puzzles included have been selected to offer a challenging and satisfying solving experience, and include many popular types including sudokus, kakuros, calcudokus and skyscrapers. Enjoy finding puzzle types you know and love and discovering new ones too - EXERCISE YOUR BRAIN: Give your mind a great workout as you find the solutions. - REDUCE STRESS: Feel your stress melt away as you focus on these satisfying puzzles. - IMPROVE YOUR SOLVING SKILL: Enjoy the satisfaction of seeing your skill improve as you work through the book and you become quicker at solving the puzzles.
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