Printable Expert Sudoku

Set coq0if. 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
3 2 8
4
8 4 5 7
6 1 9 8
4 3 5
3 8 6
1 3
9 6 2
7 6
Expert #2
6 2
4 9 7 3
2 3 9 8
1 4 9
6 3
2
1 4 2 5
7
3 7 6
Expert #3
5 6
1 7
2 3
4 3
5 9 7
1 8 5
9 1 4
3 5 7
6 8 2
Expert #4
9
2 9 7 5
7 6 1
6 3 1 9
1 4
4 2 3
4 3 5
7 4
9 5 8
Expert #5
3 2
7 4 3 2 9
1 4 6 5
1 7
7 5 1
8 5
6 4
6 7
1 8 3 6
Expert #6
4 3 8 9 5
4
5 7
1 8 3
6 9
8 6 3
1 5 6
8 4 1
7 3
Expert #7
6 4
4 2 8
1 7 3
8 3 2
5 3 2 9
5
5 4
3 5 6
1 6 8 3
Expert #8
9 7 2 5
1
4 7 1
4
8 1 9 7
7 1 3 8 5 2
8 2
5
4 6 9 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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