Printable Expert Sudoku

Set nscpk1. 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
8 3 4
7 8 9 5
5
4 2 8
9 7 6 4
3
5 9 7
1 8
2 9
Expert #2
2 8
8 7 3 1
1 6
4 3 7
8 6
5 3 7 9
1 3
2 6 5 8
9 1
Expert #3
1
7 2 5 8
7 6 3 2 5
9 6 4
4 1
7 3 2
3
1 9 5 8
4 1 7
Expert #4
3 1
6 5 3
2 5 8 1
6 7 2
8 4 9
2
7 1
2 5 4 8
4 1
Expert #5
4 3 6
2 9 6
5 9
7 5
2 1 6
1 2 4 9
2 3 1
6 1
9 5 3
Expert #6
5 6 1
6 3 5 4
1 2
8 2
4 9
9 2 3
3 4 7 9 8
6 2
Expert #7
8 5 3 1
2 1
7 9 6
5 1 2
7 3 2
8 4
4
7 3 9 8
5 4 7
Expert #8
1 4
9
7 5 8 2
6 1 3
3 8 6
9 6 4
2 1 4 5 9
9 7 5
4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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