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1,000,000 plus unique Sudoku puzzles Four difficulty levels to suit all players Simple to use interface "Grid Assistance" to help all players from novice to experts Ask Carol: hints and tips from Carol herself Puzzle solver Sudoku career high scores tables Print and Go
1,000,000 plus unique Sudoku puzzles Four difficulty levels to suit all players Simple to use interface "Grid Assistance" to help all players from novice to experts Ask Carol: hints and tips from Carol herself Puzzle solver Sudoku career high scores tables Print and Go