Printable Expert Sudoku

Set 16zx9um. 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
9 4
6 8
3 5 9 1
7 1
2 9 8 7
1 5
6 3 7
9 8 6 2
4 2
Expert #2
1 8 4
9 3 5 2
4 5 8
6 9 3 2
7 9
4 2 3
1 6 3
2 5
8
Expert #3
4 8 1 3
3 5
9 8 2
1 8 5 9
7 1 6
3
7 4
6 2
4 3
Expert #4
3 6 9 2
1 7
4 3
9
2 1 6 3 4 8
9 3 5 1
7
5 1
2 4 9
Expert #5
8 9 7
5 1 7 3
1 8
3 4 5
2 6 1
1 5 9
6 2
2 6 5
7 1
Expert #6
7 4
8 9 2 4
6 1 8 9
1 6 5 2
3 5
9 4 8
7 9
6 3 8
9 1
Expert #7
4 7 2
8 5 1
2 1 8
3 9 1
3 6
6 2 3 5
9 2 5
1 9
2 8
Expert #8
1 3 6
6
2 6
3
4 7 8
1 3 9 5
2 8 9 4
7 1 5
1 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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