Printable Expert Sudoku

Set 6f6ofc. 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
8 7 5
2 3 8 9
1 2
6 3
7 1 4
9 4
7 4 6 5
3
5 9 1
Expert #2
7
4 6
6 8 3
6
3 4 2
8 7 3 9
3 2 5
5 3 1 9
2 6 7
Expert #3
8 7 6
2 3 7 1
7 6 5
8 9 4
2 4
8 9
1 6 3
4 2 7
6 9
Expert #4
1 7 4 9
4 7 1
2 9
3 8 4
1 5 6
1 7 8
9 3 6 4
2
1 3
Expert #5
6
6 3 7
1 7 2 5
1 9 6
3 7 4
5 2 1
9 3 7 6
4
8 5
Expert #6
1 6 5
3 2
6 2 3 1
4 1 8
9
3 5 2
3 4 7
8 7 5 3
9 4
Expert #7
5 2 6
9 1
6 1
8
9 2 4
6 3
8 7 3 4
3 6 8
7 9 6
Expert #8
5 9 7 6
2 1
5 9 8
2 7 4 3
8 2 3 1
8 4 7
5 6 8
3
7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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