Printable Expert Sudoku

Set 15muq51. 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
7 5 9
3 6
5 2 6 7 4
8 7 5
3
4 6 9
2
8 2
1 4 9 7
Expert #2
1 7 2 5
9 2
6 1 7
4 7 3 1
6
7 5 9
2 5
3 4
5 4 9
Expert #3
5 9 8
4 8 3 6
1 5 2
1 9 7
9
2 7 5
2 4
5 6 9
6 2
Expert #4
4 3 5
5 1 8 2
2 5 9
2 8
6 7 3
2 1 5 4 8
4 5 3
1 6 3
Expert #5
7
2 4 1 5
4 9
9 5 7
8 2
8 1 6
3
3 6 4 7 8
8 5 3 6
Expert #6
2 6
6
4 3 1 7
3 5 1 9 2
4
8 1
3 6 4
7 8 9
4 2 5
Expert #7
5 1
4 1 6
8 7 2
5 9 8
9 7 1
1 7 8
7 2 3
9 3 4
5
Expert #8
6
4 8 3 9
3 5 2 4
2
1 7
1 6 3 9
6 5 8
3 1 9
9 8 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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