Printable Expert Sudoku

Set 12z78sz. 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
4 6 8
5 4
7 3 6
9 2 3
4 8
1 6
6 7 2
5 1 8
9 3
Expert #2
6 1
7 4 1 9 2
2 5 9
1 5 8
3
6 1 4 7
8 2 1 3
6 2 9
2 5 8
Expert #3
4 9
5 3 8
7 1 3 5
6 5 4 1
1 6 9
3 9 7
2
8 7
4 6
Expert #4
1 4 5
2 7 9
3 6 1
8 4 2
9 2 4
3 6
8 1 3
2
6 2 9
Expert #5
7 2 8
6 4 5 1
3
8 1
3 9 5
4 7 3
8 4 2
1 6 4
2 5 3
Expert #6
8
5 7 8 3 2
1 4
7 6 9
6 1 5 3
6 1 7
5
9 4 8 3
Expert #7
9 4 5 1
5 1 8
1 9
9 4 8 5
6 5 7
7
6 1 4 2
8 3
4
Expert #8
9 5 1
7 3 4 6
7
8 5
3 4 9
1 3 7
3
5 2 6
6 9 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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