Printable Expert Sudoku

Set 9ekn0f. 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
4
5 7
6 8 1 2
4 1
9 8 3
1 5 6
7 2
5 1 2 6
9 4
Expert #2
5 4 1 7
1 8 9 3 7
6
1 2
9 3
9 6 8 1
2 4 5 8
9 7 2 3
9
Expert #3
7 5
2 4
8 4 9
5 9 1 6 8
3
8 2 6 5
7
3 7 1
9 4 3 5
Expert #4
5 8
6 7
8 1 5
2
7 5
8 4 1 6
5 1 8 9
6 2 3
6 4
Expert #5
2 9 3 4 1
1
9 7 4
3 9 4
3 7
8 2 1 5
1 5
8 4 3
5 4
Expert #6
7 2 5 8
3
4 7 8
6 3 4 2
1 6 8
7 2
3 8 5
5
9 4 3 6
Expert #7
9
3 2 4
1 5 6 8
7 5 9 1
9 8
4 7 1 5
1 4 7
2 8
Expert #8
4 9 3 8 1
7 2 6
3 9
9
5 7 3 1
4 7 2
8 3
8 1
5 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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