Printable Expert Sudoku

Set nhkt43. 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
9 8 4 2
2 1 4
6 8 9
1 8
8 6 3 9
4 6
1 7 2
2
8 5
Expert #2
5 8 4 2
4
1 3 8 6
9 1 4
5 2
4 1 6 5
9 2 6 8 4
7 2
4 5
Expert #3
1 5
8 3 7
7 6
3 9 1
6 5 3 2
4 6 5
2 1 4
2 3 1
8 9
Expert #4
5 3
1
3 7 8 4
4 9 2 8
1 3 5 7 2
2
3
3 6 9 1 5
Expert #5
2 6
1 5 3 6
9 3 5
3 1 9 4
4 5 3
4 2
5 1 8
7 1
Expert #6
5 7 9
6 2 4
2 9 7
7 4 6
6 9 5 8
8 5 7
6
7 1 3 8
Expert #7
7
4 8 3 5
8 1
7 3 4
1 9
6 5 7
5 4 8 2
6
4 7 9 8
Expert #8
5 7
6 3
9 7 2
1 6 8 3 5
8 6 3
7 1 4
1 4
1
3 9 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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