Printable Expert Sudoku

Set qi8r13. 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 1 2 7
6
3 4
6
5 1 3
8 2 6
7 2 5 3
7 6 8
8 5
Expert #2
1 6
7 2 6
4 9 1 7
6 8 9
5 2 3 1 8
2
7
4 5 2
3 6 5
Expert #3
4 9
1 9 5
6
4 7 3
3 2 7
6 8 1
3 4
6 8 1
7 9 6
Expert #4
2 5 7
5 1 6 2
6 2 9
3
4 7 9
9 6 5
4 1 8 6
5 7 3
Expert #5
7 3 6
4 7
1 9 7 8
1
6 8 2
3 4 7 6
4 2
8 7 9
1
Expert #6
7 5 8
9 3 2
1 5
3 1 5
6 9 2
9 8 2 3 4
4 1
9
4 2 6
Expert #7
3
2 4 1 6
7 1 6 9
2 3 1
5 7
5 8 1 4
6
4 6 7
4 3
Expert #8
6
7 3 4
4 6 2 8
5 2 9 3
7 1
7 5 2
8 6 1 9
6 3 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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