Print & solve
Printable Hard Sudoku
Six hard puzzles, ready for paper and pencil. Hit print for a clean black-and-white sheet — answers are on their own page.
Hard Sudoku — howsudoku.com
8
2
7
5
5
1
3
4
9
6
4
7
3
6
8
9
4
9
5
3
6
9
2
2
9
1
4
6
8
7
4
5
6
1
3
2
1
9
5
5
7
8
3
1
6
7
9
5
4
8
2
1
8
7
5
2
5
6
5
2
3
8
7
4
5
4
3
2
7
6
4
1
9
2
5
7
1
5
1
5
6
3
8
8
6
1
1
7
2
9
1
7
8
5
7
9
6
6
5
4
8
3
2
9
4
7
6
4
3
1
5
3
1
2
9
1
9
4
7
1
2
9
1
8
7
3
2
1
2
5
4
6
1
5
3
8
6
8
7
7
5
6
8
2
1
2
6
9
7
3