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GAME INSTRUCTIONS
Ultimate Sudoku HTML5 is the board game with numbers to complete the grids and fill them with numbers from 1 to 9, following the rules of Sudoku. Do not repeat the same number in the rows, columns or in the 9-element subgrids, to place the numbers from 1 to 9. A solitaire type number game, to play alone and complete the box with the numbers using logic and intelligence. Play this free sudoku game online, with no ads during the game to interrupt your game.