Printable Expert Sudoku

Set 1y4a0vm. 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
6 2 5 8
3 5
1
9 6
1 8 9
4 8 5
7 1 5
8 5 9 6 3
6 2 7
Expert #2
4 7
8 2 1 9
7 9 8 2
6 3 4
7 1
2 6
4 9 5 8
6 3 5
7 2
Expert #3
5 6 7
2 5
7 1 4
6 2 7 1
3 6
8 9 5
5 4 6
8 4
1 2
Expert #4
1 4 8 9
5
9 3 4 7 5
2 1
7 3 4 6
1
4 6 3
5 6 7 1
8
Expert #5
6 2 4
8
4 6 5 2 1 9
6 4 1 7
9
5 2
9 3 5
4 7
3 1
Expert #6
4
1 3 8 7
6 5 9
1 7 2 6
6
9 5 4
8 6 1
3 5 1
4 3 6
Expert #7
4 5 3
5
6 7 4
6 8 5
5
3 2 9 8
2 7 5
3 4 2 9
9 1
Expert #8
9 7 8 4
6
7 5 2
6 1 5
5 4 2
3 9
1 8 5 7
4 3
8 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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