Printable Expert Sudoku

Set 1llnv35. 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
1
4 8 2 3
2 3 4 9 7
1 6
2 4
5 2 4 9
8 7 6
7 8 5
Expert #2
3 9 5
9 1 3 7
7 3
4 2
6 3 2
4 5 7
3 6
1 2 6
5 4 8
Expert #3
5 4 1
4 3 2 1 7
1 7 9
8 6
4
9 7 2
5
5 3
1 9 2 6
Expert #4
7 1
7 8 4 2 5
6 9
9 2 8
1 5 3
4 9 6
7 8
2 8 1 5
Expert #5
2 3 8
6 8 1 4
6 2 5
9
3 2
4 7
5 1 7
1 4
8 9 5
Expert #6
2 7
3 9
8 5 2
7 4 8 9 5
2 4
5 3 8
8 9 3 4
6 2 7
5
Expert #7
2 7
6 1 4 8
7 9 6
8 5 1 9
4 7 2
7
9 4 5
2
9 2 3
Expert #8
4 2 7 8
5 2 3 7
6 3 5
6 3
5 1
4 9 2
9 8 2
4 9
3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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