If you are a number puzzle nut or an avid beginner, the variety puzzle books for adult's series offers a range of difficulty levels from easy to hard. With a great variety of number Puzzles this series is ideal for brain training and keeping your mind active. The variety puzzle books for adult's series contain: 100 Sudoku Puzzles100 Kakuro Puzzles100 Futoshiki Puzzles100 Calcudoku Puzzles * 400 Hard Puzzles* Handy 6 x 9 inch Book Layout* Introduction...
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