Sudoku is one of the most popular puzzle games of all time. We have 750 editor's choice puzzles puzzles for each difficulty, this number will increase with the version. The goal of Sudoku is to fill a 9×9 grid with numbers so that each row, column and 3×3 section contain all of the digits between 1 and 9. Our Sudoku has some features that make the game easier for you: hints, auto-check mistakes and duplicates highlight. The relay challenge is editor's choice puzzles that give your mind a re...
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