Printable Expert Sudoku

Set es4qeu. 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 9
3 9 8 5
8 7 5
2 1 4
4 5
5 2 7 8
6 4
3 1
6 5 7 3
Expert #2
4 3 6
9 5
9 7 2
1 4 2 5 9
8 5 6
4
6 7 8
5 3
7 3
Expert #3
6 4 7
4
9 5 8 1
6 8 3
5 8 3
7
3 9 2 4 7
9 4
2 1
Expert #4
2 5
3 1 9
7 4 5
7 8 1 5
9 3 7 4
6
6 5 1
9 8 3 4
9
Expert #5
4 8 6
8 2 3 5 9
9
7 6 2
6 5 1
8
3 5 9 2 8 4
5
9 2
Expert #6
4 6 9 2
1 3 2 5
8
6 5 3
8 4
9 5 8
4 2 1
1 9
7 4
Expert #7
4
1 7
9 6 2 4 5
2 3 8 9
7 4
6 4
1 3 7
7 4 2
6 5
Expert #8
1 6 9
1 3
5 8 7 1 2
4 3 6
7 6
5 2 9
9 8
1 2 5
7 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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