Printable Expert Sudoku

Set 1wu7qn1. 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
7 8 9 1
9 6 3 8
2 7
1 4
2 6
8 5 3
5
1 3 2
5 4 6
Expert #2
2 8
8 9 6 4 2
5 3
5 9 1
4 9
4 3
6 1 7
1 2
8 3 6 2
Expert #3
9
8 4 2 6
4 3
8 6
3 2 9
6 1
5 7 9 4
7 2 6 5
3
Expert #4
4 3
3 7 9
7 5
1 9
6 1 4 5
8 2 5 1
2 5 3
9 7 1 2
8
Expert #5
9 1 3
2 9 8 6
3 5
7 2 1
6 9 7
1
4 8 6 2
1
8 3 7
Expert #6
4 8 7
6 8 5
1 9 3
6 2 9
4 2 7 9
7 2
6 5 4 7
1 9
1 5
Expert #7
7 5
3 9 1
9 6 4 3
1 6 5 9
9 1 6 7 4
4
7 8
3 4 1 6 5
Expert #8
3 7 9
9 2 5
4 2
9
6 7 2 9
3 1 4
2 7 5 1
4 7
6 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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