Printable Expert Sudoku

Set 1mxsn0o. 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 3
7
8 9 3 5
1 2 7
4 9 5 7
8
3 2 1
9 7 5 8
6
Expert #2
1 4
5 3 2
1 9 7
5 6 2 3 1
8 5 2
1 6
9 8 3
7 6
2 6 5
Expert #3
6 4 3 7
2
1 8
7 1
4 5
1 7
3 1 5 8 4 6
9 6 4 3
Expert #4
5 2
8 4
4 3
3 4 8
5 7 1
6 2 9 7
1
3 2 9
8 9 5
Expert #5
9 8 2 3
1
3 6 8
5 7 1
1 9 3
6 4
1 5
4 9 2 3
7 1 6
Expert #6
1 9
6 2 8
9 4 5 3
9 2
3 2
4 7 1
5 7 8
4 9 7
3 6
Expert #7
8 1 9
4 2
9 7 1 3
1 7 5 9 8
4 9
2 5
2 9 1 7
7 3 6
5
Expert #8
9
7 4 8
8 1 4 7
3 5 2
2 1 6 7
4 1
9 2
8 5 6 2
9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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