All the puzzles in this page are rated difficult.

Difficult Sudoku Puzzles difficult

sudoku puzzle published on 2019/02/14 sudoku puzzle published on 2019/02/06 sudoku puzzle published on 2019/02/01 sudoku puzzle published on 2019/01/29 sudoku puzzle published on 2019/01/24 sudoku puzzle published on 2019/01/20 sudoku puzzle published on 2019/01/17 sudoku puzzle published on 2019/01/13 sudoku puzzle published on 2019/01/08 sudoku puzzle published on 2019/01/05 sudoku puzzle published on 2019/01/01 sudoku puzzle published on 2018/12/26

To play online or print a puzzle, click on its image.

These puzzles are rated "difficult" (difficult).