Printable Expert Sudoku

Set 9z77n4. 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
4
6 8 1 5
2 3 7
3 5 9 6
2 6
7 3
9 2 1 4
1 3 9
4 1
Expert #2
7 5 6
8 6 1
2
3 8 7 5
4 9
6 3 8
7 2 3
9
5 1 4
Expert #3
6 8 7
7 1 9 5
1 6
2 3
7 9 2 8
3 9
3 4 2
8 1 3
7 9
Expert #4
3 9 4
6
6 7 4 1
2 1 9
8 5 2 1
4
7 4 8 9
1 9 3 7
2
Expert #5
7 1 6 2
7
5 4
5 1 8
1 4
2 8 5 7
8 9 3
2 3 7
8 4
Expert #6
5 4 2 1
4
7 6 2
8 1
5 9
3 4 7
9 4 1 3 2
2 4
8 7
Expert #7
7 1
1 4 6
2 8 4
3 2
3 4 5 8
7 4 3
9 8
9 2 5
7
Expert #8
7 8
7 9 4
8 4 1
8 3
2 1 7
7 9 6 5
3 1 2
8
6 5 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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