Printable Expert Sudoku

Set 31885k. 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 7 2 4
9 8
8 7 3
4 5
1 9 3 6
3 8 1
3
4 6 7
6 7 5
Expert #2
6 2 5
9
7 1 2 3
7 2 5 8 3
2 4
8 9
5 9 7 1
6 3 5
Expert #3
2 3 7
1 9
8 1 7
8 7 2 6
1 8 7
5 1
3
5 6
4 2 3
Expert #4
6 9 3
3 9 6 7
9 2
8 3 1 4
3 8
7 4
4 2 6
7 4
7 5 4 1
Expert #5
7 8 5
2 7
3 2
7 6 9 5
8 1 2 4
3 8
5
5 1 4 7
6 4 1
Expert #6
1 4 3
3 1 8 5
5
6 2
1 2 6
5 3 7 4
9 6
6 4
5 3 1
Expert #7
4 6
8 2 6 3 7
1 7
5 2
4 7
9 8 5
8 5
7 3
2 4 8 9
Expert #8
2 8 7
1 8 3
5
2 6 1 9
9 6
4 3 1
1 2 5
7 4
6 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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