Printable Expert Sudoku

Set nlmc1p. 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 8 1
6 3
7 5
5 8 4
1 9 7 6
3 1 9
3
2 8 7 4
9
Expert #2
8 3 4
7 6
4 2 9 7
9 8 5
4
2 6 5
7 4
3 8
5 8 6
Expert #3
2 9 5
7
6 3 4 1
4 3
1 6 9 2
2 5
7 8
4 3 8
5 4 7
Expert #4
7 6 3 1
3 1
4 9
5 1
2
4 7 6
6 3 2
7 1 8 6
7 4
Expert #5
3 4 1 5
5 3 6
1 4 7
2 5 9
6 3 8 9 5
1 2
1
9 2 7
8 4 1
Expert #6
9
6 8 4
5 2 8
8 1 2 5 6
8
5 7 1
9 3 6
1 4 6
3 1
Expert #7
4 1
6 2 5 8
7 4 2
2 8 1
9
1 3 2 5
8 1 6
4 8 9
5 6
Expert #8
4 9 2
6 3 9 7
8 4 5
4 5 9
8 3
1 5 4
7 9 5
3 2
6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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