Printable Expert Sudoku

Set 1ojdm16. 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 6
8 4 1
6 7
3 4
9 6
2 4 1 7
5 8
1 9 5
1 7 9
Expert #2
6 8 7
4 3 5 1
9 1 3
5 2 3 4 7
8
4 3 2
8 5 3
6 2 5
Expert #3
9 8
2 8 4
7 3
1
9 2 7
4 5 6 9
5 3
5 8
8 4 2 6
Expert #4
4 2 6 8
8 3
9
6 5
8 5 7
2 4
2 1 7
5 9 6 8 2
1 5 7
Expert #5
4 2
5 6 4
2 9 7
8 5 3 9
1 9 8
8 1
6
9 6 2 8
7 3 4
Expert #6
3 5 2 8
9 2
7 8 9 5
1
6 9 2 7
4
6 8 9 2
9 6 7
8
Expert #7
5 3
7 4
8 6 9
8 4 2
7 8
3 5
2 8 4 6 9
5 7 6 2
2 4
Expert #8
6 1 9
2 3
7 6 4
5 4
5 2 3
7 4 8
3 1
4 5 1 7
8 7 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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