Printable Expert Sudoku

Set 1nqohtf. 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
5 7 6
4 3 1
9 5 8
7 1 3 5
6
9 4
8 3
1 2 9
5 3
Expert #2
3 6 7
5 9
9 5 1 3
8 1 7
6 3
1 6
8 7 2
3 5 1
2 4 7
Expert #3
4 1 7 3
3 6
7 8 4 6 2
8
6 1 8
6 3 4
9 7 6 4
1 8 7
2 8
Expert #4
3 6 9
1 8 5
8 9
8 6 1
7 2 3
7
2 9 3
7 9
6 1 8
Expert #5
3 8 6
8 4
9 5 6 1
7 6 8
9 3
6 1 7
5 6 1 9
8 4
2
Expert #6
8 3
3 2 5 9
9 7
9 1 6 2
3
1 7
1 6
2 9 7 3
5 2 7 4
Expert #7
7
5 8 9
4 1
9 2
9 4 6
6 3 1
3 6 2 8
9 7 3
7 2
Expert #8
5 4 6
4 7 9 8
2 8
9 1
9 3 7
7 8 4 2
1 7
6
5 8 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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