Printable Expert Sudoku

Set riy77x. 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 9
7 2 8
4 9 1 7
4
7 1
1 6 2 5
2 3
8 4
6 1 5
Expert #2
8 3 6
9 2
4 8
1 5
4 1 9 7
6 8
8 4
7 1
2 3 4 7 5
Expert #3
4 3 5
7 4 2
6 7 3
1 4 5 7 8
8
1
7 3 2
5 4
9 6
Expert #4
7
9 4 7
8 3 2
7 8 2 3
3 6
9 6 8
4 8 9
1 5 6
4 7
Expert #5
6 4 9
9 2 3 1 4
2
3 7 6 5
1 8 6
4
5 6 7
8 9
1 6
Expert #6
9 6 2
3 5 8 1
5 8 9 3
6 2 7
7
4 1
8 9 2 3 5 4
7 8
Expert #7
3 7 5
3
9 8
2 5 8 6
9 1 3 7 5
4 3
6 4 7 8
7
7 9 4 1
Expert #8
2 1 9
3 8
8 3 6 2 7
1 2
7 9 3
5 6
5 4 9
1 7
3 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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