Printable Expert Sudoku

Set kexan3. 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
5
1 3 2
7 6 1 9
5 2 3 6 7
9 1 7 4 3
3
5 6
3 2
2 4
Expert #2
3
8 7 2 5
7 5 9
8 5 4 2
4 6 9
9 7 3
6 9 3
8 2
4 6
Expert #3
8
4 6 7
1 5 4 7
3 9 7 4
5 3 2 1
2 1 5
8
3 1 2
2 4 6 9
Expert #4
1 4
2 1
6 4 3
8 6 7
2 6 5
7 8 9
4 9 5 8
7
6 3 2
Expert #5
9 7
2 7 8
4 6 3
8 7
6 9
5 2 6
9 5 7
5 1 6 9
3 8
Expert #6
4 9 2 8
6 8
1 5 4
7 2
6 3 9 4
3
9 4 3 2 7
8 3
1
Expert #7
8 9
3 8 7
9 4
9 6 5 1
1 4
3 2 6
7 6 9
3 1 7 4
4 6
Expert #8
7 9 4
9 2
6 8 3 7
3 7
8 2
3 1 9 5 8
4
8 1
7 5 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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