Printable Expert Sudoku

Set 91b855. 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 6
7
5 7 3
8 2 9
9 1 2 4 5
2 6
7 4
5 9
7 6 5 1
Expert #2
6 3
4 8
2 8 1
8 1 9
6 2
7 3
1 5 7
9 5
5 8 3
Expert #3
4 9 6
6 7 4
4 2 1 9
7 3
4 6 7
1 8
6
8 5 9
5 7 1 2
Expert #4
3 8
9 2 4
4 6 1
3 2 1
5 9 8
7 8 6
4 9
1 9 2 6
5 6
Expert #5
7 8
5 1 6
4 2
1 9 3 2
6 3
3 7 1
6 8 9 2 4
2 6
Expert #6
7 6
8 7
8 9 2
1 2
3 8 6 4
7 4 1
9 6
4 9 3
3 7 1
Expert #7
8 9
5
2 6 3 7 4
3 8 4 7
7 9 8 4 5
3
6 1
9 4 8
2 6 3
Expert #8
2 7 5 9
1 2
9 6 8
7 6
5 3 2 9
8 3
4
3 6 5
8 4 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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