Printable Expert Sudoku

Set 18e9e9v. 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 5
6
7 6 2
5 8 4
1 8
4 6 2
9 5 8 7 2
3 9 5
8 4
Expert #2
4 7 5
7 2 3
8 4 7
1 4
5 3 9
3 5 6 4
3 9 8
1 9 6
1
Expert #3
8 3 9
8 5
2 4
9 6 5
5 3
7
5 7 8
1 4
4 3 2 1
Expert #4
3 5
1 6
4 7 2
9
8 4 5
1 9 8
2 9 1 7
4 5 3 1
7 9
Expert #5
5 8 7
6 1
8 6 5 3
7
1 5 2 7
3 9 2
4 2
1 9
3 2 6 8
Expert #6
9 8
7 2 4 6
3 2
8 1 4 3
7 6
6 1
2 1 7 5
9 5 2
6 4 8 2
Expert #7
8 2 6 1 3
6 9 4 5
4 8
5 2
9 6 5
9 8 5
1 4
7 1 3 6
8
Expert #8
6 3
9 5 6
7
3 8 2 1
5 9 2
7 2 3 5
4 2 5
7 9
1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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