Printable Expert Sudoku

Set a9100c. 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 9 6 1
7 8 2
3 9
9 3 6 4
8 4 1
1 9 5
7 8 2
5 4
8
Expert #2
9 2
6 9 3
2 7
6 1 7
4 8 9 3
5 7
4 8
5
9 1 8 6
Expert #3
8 3 9 5 6
7 4 3
2 8
2 6
9 4 7
9
3 1
4 2 5
9 5 1 3
Expert #4
4 3 1
5 4 7 3 2
7
9 6 7
4
1 8 6 3 9
3 6 9
4 1
8
Expert #5
8 7
9 1 7 5
1 7 3
2 8 7 4
8 6
4
5 4 2
3 6
1 4 9
Expert #6
4
8 3 9
3 1 2
5 8
6 3
9 1 6 8 4
1 9 4 6
6 8 1 7 5
Expert #7
2 6 8
4
3 5
4 1 8 2
2 8 1 3
2 3 4
5 8
7 9 1
6 8 1
Expert #8
2 3
5 6 8
2 3 9
6 8 5 4 9
6
7 3 2 5 6
7 9
1 5
9 7 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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