Printable Expert Sudoku

Set 1hm39x7. 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
8 9 3 4 2
2 5 3
3 6 8 5
7
5 7
6 4
8 9
5 4 8 1
Expert #2
4 8 1 6
5
8
2 3 6
1 5 7
6 8 2 1
2 6 7 9 1
5 9 6
7
Expert #3
7
8 6 5
6 9 5 8 3
7 4 6 3
5 2
2
4 8 6
7 8
1 7 4
Expert #4
8
9 2
6 4 7
9 7 1
1 3 4
4 5
7 3
8 9 4 5
5 2 8
Expert #5
8 9 4
7
4 5 3 8 7
2 1
9 3
4 1
5 4 3 1 8
2 8
8 9
Expert #6
5 9 3 7
4
9
2 4 3 1 5
6 5 3
8 4 7
9 8 5
7 1 5
6 4
Expert #7
3 6
7
4 9 7
1 6 4
5 2
9 5 3 7
2
7 8 5 2
5 1 7
Expert #8
2 7 5
6 4
1 5 4
1 4 8 7
1
2 9
7 3 6
5 7 9
4 8 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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