Printable Expert Sudoku

Set 1xo5nkb. 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
6 1 3
8
5 2 9
6 3 7
4 2 9
2 5
5 7
3 4 6 2
7 3
Expert #2
2 9 7
9 1
1 6
6 7 5
3 5 1
9 3 2
6 8
5 4 6
1
Expert #3
8 4 5 1 3
3 6 5 7
2 6
7 1
9 4
5 8 2
1 4 8 9
7
Expert #4
1 8
2 6 4
7
1 3
4 5 1
9 4 1 7
7 8 4 2
9 5 4 3
3 6
Expert #5
8 5
8 3 2 6
6 7
1 5
3 5
4 7 1
6 4 2
9 5
5 1 7 9
Expert #6
8 2 1
4 6 8
4 2 3
6 2 1 3 8
3 4
8
7 8 3
6 5
3 5 9 6
Expert #7
1 3
7 9 6
2 1 9
8 7 6 4
3 5
4 2 8
3 4
7 2 5
9 1
Expert #8
8 6 9
7 8
1 2 5 6
9 1 5 3
4 3 6 5
1
4 7 6
1 3 2
3 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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