Printable Expert Sudoku

Set blsj11. 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 7 1 4
8 2
8 3
7 1 3
6 2
2 4 5
3 7
7 9 2 8
9
Expert #2
4 8 5
9 2 7
8 7 3
3 6 5 2
6 1
7 4
1 5 3 4
3 7
2
Expert #3
8 1 7 4
6 9 3
5 6 2 8
8
5 1
3 4 6
4 8 1
2 1 6
5 7 4
Expert #4
9 7 6
6 5 2 8
8
3 9 7 1
1 7 8 9
4
4 2 7 3
6 1 8
5 8
Expert #5
4 1 5
7 5 9
3 9 2
1 6 7
5 1 9
7 3
8 6
3
8 3 4
Expert #6
9 8
9 4 5 3
2
4 3 1
5 6 8 9
1 2
1 8 5
8 3 2
9 6
Expert #7
6 1
7 3 8
5 8 9
6 9
5 3 2
7 9 2
2 1 8
8 6 2 9
3
Expert #8
9 4 3
2 8
2 1
3 6 1 5
9 2 5 8
3 7
6 1 3 7
7 4 5 6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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