Printable Expert Sudoku

Set 1wf6uv7. 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
9 4 1
2 5
1 5 7 8
2
8 6 1
6 5 3
4
3 7 5
8 4 2
Expert #2
1 9 8
6
7 2 9 4
3 4
7 6 3 4
5 3 2
1 7
8 5
5 4 1
Expert #3
1 5 3 4 2
3 6 1
7
8 4
7 6 9
2 5
2 3
5 7 9
1 8
Expert #4
3 9 5 7
8 5 6
9 8
6 1 2 4
5 3 2
6
4 8
2 5 7 9
Expert #5
3 8
7 2 8 9 4
1 2
4
8 3 4 2
1 4
2 5 9 3
6 9 3
4 2
Expert #6
7 4
2 3 8 1 6
8 1
6 1 3 7
2 9
2 1
9 5
7 2 8
6
Expert #7
1 7 6
7 3 9
5
4
9 3
2 8 9 7 5
8 6 2
6 5 9 1 8
7
Expert #8
8 5 3 6
6 4
3 7
7 9 4 1
5 6
9 4 5 2
3
2 5 1 4
7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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