All the puzzles in this page are rated very difficult.

Very Difficult Sudoku Puzzles very difficult

sudoku puzzle published on 2016/02/12 sudoku puzzle published on 2016/02/09 sudoku puzzle published on 2016/02/05 sudoku puzzle published on 2016/02/02 sudoku puzzle published on 2016/01/28 sudoku puzzle published on 2016/01/24 sudoku puzzle published on 2016/01/18 sudoku puzzle published on 2016/01/14 sudoku puzzle published on 2016/01/11 sudoku puzzle published on 2016/01/05 sudoku puzzle published on 2016/01/02 sudoku puzzle published on 2015/12/29

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The puzzles in this page are rated "Very difficult" (very difficult).