Printable Expert Sudoku

Set 126xt7o. 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 6 7
9 5
5 6 3 2
4 7 3 1 8
2 9 5
1
7 8 1 4
6 2
Expert #2
1 3 2
8 6 4 1
6
9 2 7
4 7 8 5
9
5 6
2 8 5
1 4
Expert #3
6 4
2 6 4 1
8 2
9 7 4
6 2
9 3 5 2
3 9 8
4 5 8
7 3
Expert #4
6 7
8 5
7 3 1
4
6 1
3 4 9 8
4 2 5 1
7 6
2 1 6
Expert #5
9 8 7
1 2 8 9
2 7 6
8 7 6
6 9 4
6 9 2
5
6 4 3 1
1 7
Expert #6
3 2 4 9
9 8 6 5 2
8
6 9 5
7
6 2 1 9
2 3 7
1 4
5 1 2
Expert #7
1 5
8 4
6 2 9
1 9 7 6 2
5 4
3 1 9
9
7 3 2
2 8 3
Expert #8
6 7
5 9
3 7 2
3
7 8 1 6
1 2
9 6 5
5 1
7 4 1 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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