Printable Expert Sudoku

Set 1k6dsv2. 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 8
2 7 5
5
9 2
1 7 8
6 9 4 7
9 4 6 1
5 4
6 3 1
Expert #2
7 1
9 1
3 4
6 2 4 3 8
6 9
8 5
5 7 3
8 6
8 1
Expert #3
5 7
3 1 8
4 5 7 3
9 6 1 8
4 5
4 7 1 2
4 1 5 8
9
1 5 6
Expert #4
1 4 2
4 5
3 7 6 4
9 1 6
8 3 9
3 7 6 1
4 8
9 3 6
Expert #5
5 1 8
3 6
4 1 5
7 5
5 9 4 3
3 2
8 9
6 5 9 4
7 8
Expert #6
4 7 9
8 3 6 9
3 2
6 7 3
6 1
1 5
9 1 2 8
5 4
9 7
Expert #7
1 9 7
3
7 5 6 2
2 3 5 6
1 4 2
8
6 4 2
2 8 6
8 1 3
Expert #8
5 9
8 7 9 2
7
4 7 2 1
2 7 3 5 9
3
4 9 5
1 8
9 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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