Printable Expert Sudoku

Set 1ky9bxy. 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
6 5
4
7 1 3 2
1 6
3 6 8 2 9
2
1 7 5
7 4
8 6 9
Expert #2
1 6
9 8 1
9 7 3
1 9 3
7 4 9
2 5
5 2 4 8
2 7
1 4 3
Expert #3
4 8 5
1 3
9 2 1
3 2 4
9 5 1
7
5
8 7
6 7 2 5 4
Expert #4
7 5
3 7
8 4 3
7 8 1
6 3
4 9 5
9 7
2 6
5 2 4 3
Expert #5
2 3 5
7 5
2 3 6
4
6 3 2
1 6 7
8 5 3 1
1 9 5 8
6
Expert #6
1 6 8 9
5 7 9
6
4 1
5 8
2 9 4 3
8 4 7
7 8 4
6 1 2
Expert #7
9 5 3
5 4
3 8 7
7 9 8
8 1 6
5 8 4 2
4
8 6
6 2 9 7 5
Expert #8
1 6 4
9
2 4 7 5 1
4
6 9 4 3
3 1
7 5 8 6
2
6 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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