Printable Expert Sudoku

Set 1b7gz9u. 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 1
3 9
6 5 4 8
7 8 5 3
1
5 6 8
5 9
4 8
1 7 9
Expert #2
4 6 8
5 1 6
3 7
9 1
8 5 3 2
7 8
4 2 7
9
1 6 9 4
Expert #3
6 3 9
3 7 8
1
3
1 5 2 9
8 4 7
4 8
2 9 7
3 9 5
Expert #4
7 6 4
2 5 4 1
3 1 9
5
2 1 4 5 6
7 3
4 2
6 8 3
3
Expert #5
6 5 4
9 2
5 1 4 8
7 9 3 6
3 7
2
7 4 2
1 7 8
5 4 6
Expert #6
4 3 6
9 8 1 5
4 9
6 4 3 2
7 2 4
1 8 9
2 5 7 3
7 1 2
Expert #7
1 6
6 8 9 1
3
6
9 1 4
5 2 6 3
7
2 3 8 5
6 9 7
Expert #8
4 3 9
1 3 8
5 9 3
8 6 1
7 6 4
5 4
1 3
8 7 9
2 1 7 6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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