Printable Expert Sudoku

Set qu7y3q. 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 3 5
2 7
7 4
2 7 4 3
1
6 2
8 4 2
5 7 8
9 5 3
Expert #2
8 7 5
4 9
3 2 5 7
4 2
4 5
7 8 1
3 9 6 4 2
9
7 4
Expert #3
3 1 7
7
5 9 2 6
2 8 5 9
9 6
3
8 2 6 7
6 4
5 8
Expert #4
9 6 7
9 4 5
3 7 6
5 9 8
8 6 3
5 2
2 1 4
5 7
4 2
Expert #5
5 9
1
6 9 7 4
3 8
8 9 7 4 6
6 7
3 1 6
4
5 8 2
Expert #6
8 3 1
3 5 9 6 8
7 5 2
7 3 9
9 5
4 6
3
8 9 6
6 5 8 7
Expert #7
1 3 6 2
1 3
4 6 8 5 1
7
4 9
9 8 7 6
7 9 2 3
6 9 5
3
Expert #8
5
5 1 3 8
4 1
5 9 7
6 8
9 2 3
9 4 6 2
3
1 8 7 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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