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Logic 9 (Sudoku) X 3 vols ($ 6.00)  Category: Book





Each volume has 4 levels of puzzles - very easy, easy, moderate, difficult. 

This is suitable for beginners. The player can move up the levels gradually and develop the skill and technique. 

The pocket size books are also suitable for travel in bus or plane. 

Price for 3 volumes - $6, inclusive of postage. 

Video on how to use Logic9 to learn Sudoku