Printable Expert Sudoku

Set 1wx426o. 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
6 5 1 9
3 4
8 2 7
4 2
3 8
7 9 6
3 9 2
6
4 2 9 1
Expert #2
6 9 1 3 2
6
4 5
4 8 2 3 5
8
1 5
8 9 1 7
2 3
7 1
Expert #3
9 5
6 3
8 1 7 3
6 3 9
4 9 8
1 7
8 7 1 9 5
6
4 3 5
Expert #4
9 2 6 3
4 7 5
1 9
6 2
2 4 6 7 5
8
7 5
5 9 2
8 7
Expert #5
7 8 2 6 1
4 5 8
5
3 2 7
6 3 9
1
1 2
2 6 8 3
9 5
Expert #6
7
4 5 7 2 9
9 3
6 9 4
1 5 8
5 9
2
9 1 6 8
8 3 1
Expert #7
3 1
9 7 5 8 1
2 3
4 8 3 7
6 7 2
2
1 2 8 9 5
1
4 8 3
Expert #8
4 6 2
3
9 8
2 1 8 3 6 4
5 2
7 4
5 7
3 9
7 6 4 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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