Printable Expert Sudoku

Set 1asfst3. 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 1 3 2
2 9
3 5
7 6 5
6 4
1 8 2
6 8
9 7
5 3
Expert #2
9 6
3 9 2
2 8 1 5
9 5 1 8
8 1 6 4
5 4 3 2
7 3
8 1
Expert #3
5 3 7
1 6
3 4
2 4 5 7 9
9 7 1 2
4 8 7
4
7 9 1 3 6
Expert #4
3
6 7 4
8 4 6 5
7 3 1
1 8 3
8 9 4
5 8 2
9 4 8 7
7
Expert #5
7 9 1 4
4 9 2 8
9 7
6
1 3
3 4 5 8
3 4 2
1 9
8 3 1
Expert #6
4 5 2
1
8 9
9 3 2 1
5 9 1
4 8
6 5 7
3
8 7 4 6
Expert #7
6 7
1
4 8 2 3
4 6
3 9 7
9 2 5
5 7 1
6 1 4
3 8 6
Expert #8
7 3
6 3 1
2 5 4 9
4 5 3 9
1 7 3
7 3 8 5
4 8
9
6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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