Sudokus for all levels of ability Over 200 sudoku puzzles, with solutions for all levels of ability. There are four levels of difficulty from easy, to medium, hard and fiendish. Ideal for brain stretching on long journeys, holidays or just sat at home. The answers are in the back if all else fails. Tags: sudoku 9x9, sudoku puzzle book, sudoku book, sudoku books for adults, sudoku difficult, sudoku for adults, sudoku game, sudoku gifts, sudoku hard, sudoku puzzle books hard, sudoku x puzzle books, puzzles for adults
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