Sudoku sudoku is a logic puzzle game the objective is to fill the 9x9 sudoku grid with digits 1 to 9 such that each of these 9 digits appears in each row each column and each 3x3 sub grid once any only once. Provider of sudoku puzzles for newspapers and other publications english franais deutsch espaol easy medium hard evil jigsawdoku variations download pic a pix fill a pix hashi calcudoku every sudoku has a unique solution that can be reached logically enter numbers into the blank spaces so that each row column and 3x3 box contains the . sudoku 4x4 puzzle sudoku 6x6 puzzle sudoku 8x8 puzzle sudoku 9x9 puzzle sudoku 10x10 puzzle sudoku 12x12 puzzle sudoku 14x14 puzzle sudoku 15x15 puzzle sudoku 16x16 puzzle. Play or print sudoku 9x9 hard puzzle games online for free pick other sudoku puzzle types and difficulty from easy to hard graded by our solver. Sudoku is a logic based number placement puzzle the objective is to fill in the 9x9 grid so that each column each row and each of the nine 3x3 boxes or regions contains the digits from 1 to 9 only one time each starting with a partially completed grid your objective is to find the one solution that correctly solves the puzzle
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