Printable Expert Sudoku

Set 1rp85dc. 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
8 2 6 1
6 2
9 1
5 6
5 8 4
9 6 4 5 8
3 4 9
7
1 8 5
Expert #2
7 8 4 5
5 6
2
1 6 2 5
9
1 4
5 6 8 9 7 3
8 7 9
5
Expert #3
1 9 4 6
9 1 6
7 5 2
4 7 1
3 8 7
6 3 2
7 8
8 2 1
5
Expert #4
3
1 7 8 4
4 1 6 9 2
5 7
4
9 8 7 3
1 9
5 4 6
6 2 1
Expert #5
9 6 1
3 1 8 6
1 3 5 2
9 8 5 1
9
2 7 6
4 8
2 6 5
1 6
Expert #6
3 8 5
9 7
1 6
2 7 1 8
4 9 1 6
3 4 2
2 4
3 5 1
9
Expert #7
6 4 9
9 8 3 7
5 7 9 2
6 1
1 9 6 2
7 8
5
2 8 6 7
6 4 1
Expert #8
2 7
2 4 9 1 6
7 6 1
9 1 3
8 9
1 5 8
3 9 6 1
4 3
7 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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