Printable Expert Sudoku

Set 1c4nerr. 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
8 9 4
4 8 1
1 6 5 8
1 8 7
9 3 2
3 1
3
3 6 5 4
8 2 6
Expert #2
8
1 4 7
5 8 7 1
9 3 2
7 5 8 6
9
9 5 8 7
3
9 6 3
Expert #3
6 8
7 6 8 9
5 3 2
2 7 3
9
3 4 5 2
1
1 7 4
7 3 8
Expert #4
6 3 7
7
9 6 1 7
4 8
2 3 4
8 6 9
6 1 3
3 6
4 9 2
Expert #5
6 2 7 8
5 2 6
6 9
8 6 4
1 3
3 2 9
4 8 9
8 5 1
5 3
Expert #6
9 8 3 6
6 2 1
4 8 5
2 3
8 2 4
7
4 9 3 5
5 2 7
Expert #7
8 3 6 5
4 1
7 9 4
8 9
3 9 1 7
5
4 5 3 6 2
3 2 4
Expert #8
3 8 2
2 7
9 6
5 1 3 9
2 3 4 8 7
7 4 5
1 8 2
9 6 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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