Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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