Printable Expert Sudoku

Set 9rgen5. 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
6 5 4
9 4 8
3 5 9 4
4 3 2
8 2 7
9 4
1 5 3
2 1
Expert #2
5 2 8
1 9 3
5 3 2
2 8 3
5 9 2
8 1 4
3 6 7 8
1 9
4 7
Expert #3
4 1
7 5
9 1 8 3 5
7 2 5
4 1
8 5 9
9 8 7
1 6 5
3
Expert #4
9 1
1 5 4 2
8 7
3 1 8
2
6 3 7
3
7 9 5 6
4 2 9
Expert #5
9 8
2
6 3 9 4
8
2 3 4 1
5 7
9 7 4 5
4 8 7 3
7 5
Expert #6
1 7 4
6 3
4 3 7
6 4
9 2 7 1
1 8
2 7 6
9 4 2
2 8
Expert #7
3 2 5 6
9 7
1 2 6
4 8
3 1 6
2 8 9
7 6 1
5
7 9
Expert #8
7 4 5
1 6 9 8
9 2 7
3 5
4 7
6 9 1
5 8 9
2 6 4
4 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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