Printable Expert Sudoku

Set 1ww9x5f. 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
9 6 8 2
8 3 6
6 4 2
5
9 3 7 8
4 9
7 9 3 1
2 3 8
Expert #2
3 1 6
2 9
6 9 3 4 2
7 3
8 4 7 2
4 3 8
1 5 6 7
2
1 4
Expert #3
4 1
5 9
2 7 6
7 4 1
8 7
6 5
4 1 5
9 6
3 7 2 5 9
Expert #4
8 4
5 8 2 9
9
9 2 1 8 6
7
8 6 5
6 5 2
3 4 9
5 6
Expert #5
6 9 4 8
9 3 5
2
8 6
6 9 8 5
1 6
4 6 7
1 4 5
7 3
Expert #6
9 8
1 5 6
4 7
7 6 1 9
2 4
1 3 7
4 6
9 2
8 5 7
Expert #7
6 1 8
9 3 7 2
2 6 8
4 2 9
3
7 3 2 5
6 9 5 4
4 6 9
7
Expert #8
7 9
6 5 1 8
5 4
7 2 4 1
6 4 8
1
2 3 7
9 3 5
5 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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