Printable Expert Sudoku

Set 1fr3imj. 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 5 1
6 1
1 9 4
6 7
3 8
1 9 2 6
5
4 6 2
7 1 9
Expert #2
2 5 6 9
7 2 4 3
6 3
1 9
2 3
4 1 6
5 2 4
5 8
7 6 5
Expert #3
3
6 4 7 9
4 1
5 3
9 6 2
1 8 7
7 3 4
1 2
8 3 6 7
Expert #4
1 9 8
6
1 8 3 7
7 9
3 8 4 7
5
8 1 5
2 1 6
4 6
Expert #5
1 7 8 5
4 6
8 6 7
6 2 5 4
7 8 1
2 9
4 6 2 9 8
5
Expert #6
6
3 2 5 7
8 7 9
5 8 4
4 6 1
7 4 3
9 6
7 2 5
5 3 4
Expert #7
9 7 1
7 1 2
5 3
6 1 7
4 9
2 7 6 5
7 2 3 5 6
3
1
Expert #8
9 6 7
5 9
4 7
3 2 1 9
7 4 3 8
5
8 6 5
9 1
7 3 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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