Printable Expert Sudoku

Set j6i4mi. 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
1 2 6
6 5
3 7 1
2 8 7 4
4 5
7 5 6 9 8
5
3 8 7
Expert #2
3 5 6 2
7
8 3
1 7
9 8 3
1 2 8 3 4
7 1
4 5
9
Expert #3
4 1 9
7 8 6 9
6 2 4
2 6 7 8
3
7 4 6
9 2 5
6 1
1 3
Expert #4
3 6 4 5
1 6
2 7
9 3
1 2 9
9 2
3 7
6 7 4 8
4 3
Expert #5
8 2 1
1 5 3
7 8 2
8 9 7
4 3 1 8 5
4 1
3
4 3
9 2 6
Expert #6
9 6 5
8 4 3 1
5 2
9 7
3
2 1 4
4 3 7 6
2 8
8 6
Expert #7
8 3 6 2
9 8 1
1 2 9
7 2 6 1
8 1
8 7 9
7 8 3 2
6 9 4
4
Expert #8
7 1 2
7 5
4 3 8 5
1 7
3 9 4
6
4 9 6
8 4
9 2 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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