Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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