Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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