Printable Expert Sudoku

Set 79cewm. 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 5 6
1 2
3 7 5
8 9
4 3 1
8 9 7
6
2 4 3 7
9 2 8
Expert #2
2
4 9 1 8
1
7 5 4
6
9 8 5 3 1
2 1 5
3
5 7 3 2
Expert #3
3 6
2 7 9 1
7 5
1 6 4
9 8
3 6 2 7
1 8
7 5
4 2 3
Expert #4
6
7 8 4
4 1 2 8 9
3
6 7 4 9 8
7 3
1 6 9 5
9 7
1
Expert #5
8 6 1 7 2
1 6
4 8 3
2 5 9
3 7 2 8
3
9 5 2 1
7 8 5
Expert #6
9 8 7
9
6 3 1 2
3 5 2 7 1
7
8 6
9 6
1 2 3
6 2 3
Expert #7
6 1 7
5 4
1 5 8 6
3
4 2
7 6 3
8 1
5 9 2
6 8 4
Expert #8
7
1 8 2
8 4 3 1 7
3 2 4 5
6 1
6 3
9 7
1 2 3 6 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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