Printable Expert Sudoku

Set 1kmy2km. 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 8
2
8 1 9 2 5
2
7 5 4 8
6 1 4
4 6
5 3 4 2
2 8 5 7
Expert #2
5 2 6
1
9
5 4 7
8 6
2 7 8
2 4 9 1
9 7 4 2
6 3
Expert #3
6 4
7 3
3 5 2
6 3 2 1
7 1 3 5
5 9
8 1 4
4 2
9 5
Expert #4
8
3 5 4
7 9 1
8 2 1
9 3 6 8
4 9
3
9 6 4 3 7
7 2 1
Expert #5
7 2 8
1 3 9
3 1 8 4
6
6 3 1 8
4 2 5
4 8 7
5 1 2 3
Expert #6
7 9 1
6 2 4
1 6 2 3
6 5 7 4
3
2 4 1
3 6 2
1 9
5
Expert #7
8 9
1 6
8 9 7 1 2 3
8
6 2 9
3 1
6 7 5
6 4
2 5 9
Expert #8
7 1 5 3
1 7 4
9
7
4 5 2 8
8 7 2
6 9
2 8 6
5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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