Printable Expert Sudoku

Set 1809dbp. 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
7 9 2
6 7 9 8
8 9 6
1 7 3 5
7
5 1 6
4
5 8 1 4
3 1 7
Expert #2
6 5 1 8
2 9
2 5 6
1 5 7
3 7 2
3 4 6
6 3
2 4 7
9 4 2
Expert #3
7 6 8
3
5 2 1 9
9 4 2
6 2
9 5
5 7
3 4 2 8
3 1
Expert #4
8 6 5 3
5 4 8
3 4 9 2
8 7
1 2 4
8 9
1 3 5
9 2 5 8
Expert #5
9
4
7 1 9 3
5 2 7 3 9
3 8 7 6
6 5 4 2
8
4 1 6
Expert #6
5 8
9 5 3
4
5 2 3 7
6 5 2
7 4 6
1 7
9 1 8
7 2 4
Expert #7
4 1
4 8 7
1 2 4 3
7 4 1
9 5
8 4 5 9
3
8 2
6 7 3 4
Expert #8
6 3 7
2 5 9
4
1
3 9 1 5 8
2 6
7 8
9 7 5
1 3 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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