Printable Expert Sudoku

Set cckq2j. 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
3 2 8 6
5 6 2
8 5
7 4
4 8 9 3 2
2 6 8
4 9 6
3 4
9 1
Expert #2
7 1 9
7 8 3
3 9 8 4
7 1 9
2 4
4 1 5
2 6 1
3 2
9 8
Expert #3
6 5 8
1 3 2
4 6
2 7 1 8
2 6
3 7 9
5 8 3
4
6 5 9 1
Expert #4
1 6
4
8 7 6 2 9
3 6 4 9
7 3
2 5
1 8
7 2 9
1 5
Expert #5
2 3 6 5
2 8
4 6 1
3 7
8 6 5
7 4 6 2
1 7
2 7 9
1 5 6
Expert #6
5 2 1 4
9
3 8 4
5 2 1
3
5 2 6 1 9
2
6 9 8 7
2 9 6
Expert #7
5 3 7
4 8 2 6
9
5 7 4 3
1 7
7 9 6
7 6
5 9
3 6 4 8
Expert #8
3 4
5 7 4
4 8 6
3
6 1 9 2 4
7 3 5
1 7
5 2 6
3 9 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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