Printable Expert Sudoku

Set 8l1y8k. 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
2 5
5 9 6 7
7
8 2 1
6 4 9 3
4 2
9 3
1 8
4 8 5 6
Expert #2
6 7 5
7 6 9
4
3 8 4
6 2 3
4 7
3
9 5 7 6
6 8 2 1
Expert #3
7 9 6
2 3
1 3 5 8
7 3 9
6 2
5 7
5 4
8 4 7
4 8 6
Expert #4
9 6 3
3
8 7 6 4
4 5 9
3 1 6
5 9 6
1 7
2 4 8
8 2 5
Expert #5
7
6 1 4
8 6 2 3
5 3 8
3 9 8 6
4
2 7 9 5
1 9 2
2 4
Expert #6
2 6 5 8
3 5
6 8
7 4 9
8 9 4 1
5 3 6
6 4 2
9 1 2
Expert #7
1 9 3 7
6 4 3
2
3 7 5
3 2 9
8 6 9 7
1
2 6 8
4 6
Expert #8
6 4 2 8
4 5 6
7 3
2
6 5 4 7
8 2
8 7 3 6 2
9
5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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