Printable Expert Sudoku

Set cn9mu7. 8 puzzles with an answer key, ready to print.

Expert puzzles are our hardest tier, with sparse grids usually in the mid-20s for givens. Expect to fill in every candidate and hunt for x-wings and swordfish. A printed copy and a sharp pencil is the classic way to tackle them.

Each free PDF has 8 puzzles, four to a page on US Letter paper, plus an answer key with every solution. Every puzzle has exactly one solution. A new set appears here every day, or you can grab a different set any time.

Puzzles in this set

Expert #1
1 9 6 8
8 5 3 1
7 5
5 9 8
4 8
6 2 4
1 3 2 5
7
2 3
Expert #2
2 3 5
8 4 5
8 9 2
9 2 7 1
3 7
5
4 8 2
1 7
4 6 9
Expert #3
9 3
1 3
9 8 1 6 4
8 5
5 6 4
3 1 9
2 8 7
6 5 4 2
1 9
Expert #4
3 4 2
8
7 2
1 7 5
7 6 8
6 5 3 9
1 9
3 8
5 8 4
Expert #5
4 3 5 9
8 1
6 2
2 9 3
4 8
9 5 1 7
7 4
7 9
8 6 3
Expert #6
8 9 5 6
7 3
6 4
2 5 3
5 7 9
4 8
6 2 7
5 3 8 9
3 4
Expert #7
8 1 9
7
6 4 7 3
7 4 5
9 5 6 4
4 9 1 3
8 9
6
6 2 7
Expert #8
2 4 1
8 1 4 5 9
7 1 8
9 6 4
1 3 5 9 7
4
8
9 3 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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