Printable Expert Sudoku

Set 1s79mqe. 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
1 4
5 9 8
3 7 6
9 3 2 1 7
1
3 6
6 9 3
7 8 3 6 5
2 7
Expert #2
9 6 8 3
4
8 2 7
4 6 1
3 7 2 5
7 2
7 1 8
6 5 9
3
Expert #3
4 9 3
2 8 4 9
3 2 8
9 3 7 8 5
7 9 4 3
9 7 5
4 2 1 7
Expert #4
5 9 4
9 8 2 6 3
5 7
6 3 4
2 1 8
7
8 1 2 7
2 5 1
Expert #5
8 5
9 6 8 2
3 7 9 8
3 2 8 6
5 1 9 8
3
8 3 1
2 4 9
4
Expert #6
4 7
4 1 7
3 8
8 6 3 4
7 4
6 1 9
7 9
8 3 1 2
1 6
Expert #7
4 1 3
9 4
3 5
9 8 6
4 2 7
6 7 2
4 7
1 3
2 6 9
Expert #8
6
9 3 1
4
3 5
2 5 6 8
9 6 2 7
8 5
3 9
4 7 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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