Printable Expert Sudoku

Set 1r16q9n. 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 4 1
1 4 7 9
7 4 2 6 5
3 2 7
6
8 9 3
6 5 9
3
Expert #2
1 9 3 6 7
9 1 3
6
1 9
7 1 2
3
9 2 8
6 3 8 5
5 6
Expert #3
8 7
9
7 1 2 5
9 7
3
5 1 8 7 6
2 5 3 9 4
1
9 3
Expert #4
2 7
2 4 7
8 3 5 4
5 3
9 1
4 3 9 2 6
9 5
9
8 7 5 4
Expert #5
5 4 7
8 6 5
3 4
7 1 8
2 9
9 8 3 1
2 9 6
7
3 9 2
Expert #6
4 8
7 5 1 2
5 6 3 4
9 3
9 2 5
8 1 9
2 5 3
7 6
8 9 4
Expert #7
7 1
2 5
5
7 4 8 5
3 7
6 1 4 8 2
3 9
6 4
8 2 3
Expert #8
8 2 3
7 9 6
3 7
8 4 5
6 3
3 9 1 8
7 4 9 3
4 5 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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