Printable Expert Sudoku

Set sd9se0. 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 3 9 4
2 8 7
9 8
7 4
6 2 4 1
8 5 9
6 5 1
1 7 2
2
Expert #2
3 5 1 2
3 4
7 6 4 3
9 5 8 7
2 4 9 7
9 5 4
1 6
4 6
Expert #3
1 8 4 5
7 2
3 1 9
8 7 5
2 9
6
3 2 6
8 6 4
4 9 8
Expert #4
2 6 1
7 4 9
9 5
3
5 1 8
3 8 9 6
6 7 2 8
1
Expert #5
7 5
7
5 1 4
9 4
7 3 8
3 1 2
8 7 2
2 5 9
8 6 4
Expert #6
6 3 9
4 7
5
9 3 4
9 2
3 7 8
8 3 6 5
6 4 2
2
Expert #7
2 3
5 8
1 7
6 3
2 8 6
1 7 4 9
7 1 8 2
3 4 1 7
8 4
Expert #8
8 9 4
7 6
6 4 5 8
1 6
3 8 6
8 9 2
2 7 4
9 5
7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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