Printable Expert Sudoku

Set k2s6j9. 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
9
2 7
7 5 8
3 9 4 5 6
4 6 9
2 1
3 6 2 4
6 1 4 3
8
Expert #2
6 2 1
6 1 4 9
7 9
8 3 6
9 2
7
3
9 2 5 1 4
3 4
Expert #3
1 4
8 3 5
3 6 5 8
4 2
8
9 7
2 9 3 5
6 7 8 9 4
7 6
Expert #4
5 4
6 4 8 3
6 3 8
5 6
2 1 8
8 6 9 7 5
8 5 2 9
1 7
1
Expert #5
7 8 4 6
5 1 7 9
6 3 1 5
2 4 1
3
2
8 7 1
7 4 9
Expert #6
2 5 6 9 7
8 4 5 2
2 5 6 8
6 7 3 9
9 1
6 7 4
1
1 6 2 8
Expert #7
5 1 9
5 7
7 1 6
8 4 9
4 3 2
5 3 9
3 1 6
3 1 7 4
Expert #8
5
8 3 9 4
6
4 7 2 8
6 9 2
8 1 4 5
3 4 6 5 8
6 8
7 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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