Expert sudoku — printable sheet 12
Four expert puzzles, one page. Answer key: view answers.
8
6
6
8
7
5
2
7
1
8
2
3
7
2
4
9
4
7
3
1
8
5
4
2
5
9
1
9
6
4
9
7
6
1
2
6
5
4
4
6
5
1
8
9
2
6
3
4
1
8
1
9
8
7
6
7
5
1
2
9
9
7
6
1
6
7
4
6
5
2
4
6
3
3
4
8
9
7
3
2
8
1
4
1
2
1
8
5
6
4
8
9
6
8
2
1
1
4
8
5
6
3
1
3
7
2
8
3
7
5
5
9
6
Sheet 12 of 20 · all expert sheets