Printable Expert Sudoku

Set 1k6hy6r. 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 1 3
6 5 8 9
4 3 6
1 8 7
4 9
3 6 4 1
7 2 5
9
Expert #2
5 8
1 2 8
3 9 2 5
4 6
5 9
4 8 3
7 5 9 2
9 2 4 1
1 6
Expert #3
9 8
2
5 6 3
1
8 5 4
4 5 2 9
1 3 6 8
8 3
4 1 9 7
Expert #4
1 9 6
6 9 7 2 4
8 3 2
1 7 5 2 8
5
4 9
8 1 7
5 4 8
Expert #5
4 6 7
7 5 1 4
9 3
4 8 1
1 6
6 5 7 9
5 6 1
8 3 2
8
Expert #6
5 7 8
9 7 6
9 4 1
7 4 1 3
8 3 2
2 3 8
7 4 9
5
Expert #7
2 6
7 4 9
5 8 7
2 3
7 1
6 3 4 8
7 6 2
4
6 5 4
Expert #8
5 3
6 5
7 6 4 8
3 4 1 9 8
4 1 2 6
7 5 3 4 9
1
9 1 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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