Printable Expert Sudoku

Set 1fuo4p2. 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
3 4
4 7 1
6 1 3 8
7 6 5
2 5
9 8 4
5 8 7 4
1
3 8 2
Expert #2
1 3
8
7 5 1
8 3 4 6
7 8
6 4 9
6 1
3 2 7 4 9
1 6
Expert #3
9 3 8
8 9 4
7 6
6 1
8 4 9 7 3
4 7
6 3 1 4 2
1 5
Expert #4
6 3
1 9 4 8
2 8 3
6 4 7 3
2 4
3 7
2 8 7
6 7 1
5 2 1
Expert #5
1
2 6 5 7
9 4 1
8 9 2
5 3
1 4
2 7
9 8
6 4 3 2
Expert #6
6 8 1 5 4
5 1
4
7 2 3
1 4 9
5 2 8 1
7 9 6
9 4 8
3
Expert #7
5 4
3
7 1 5 8
8 1 6 7
3 2 6
4 8
2 7 9
8 5
3 7 1
Expert #8
8 3
7 5 9
6 3 9 7 4
9
5 1 2
8 3 1
4 2 5
6
5 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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