Printable Expert Sudoku

Set 1ja7f4n. 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 1 3 2
6 5 4
9
3 7 4
8
1 6 5
4 3 9 7
1 3 5
2 6
Expert #2
2 5 3
5 4
9 2 6
2 6 3 4
7
8 5 9
1 6 7
3 6 7
4 1
Expert #3
7
4 9 8 1
8 3
9 2 6
4 3
9 1 5
2 7
3 9
7 5 6 2 8
Expert #4
7 9
6 8
5 8 3 2
2
7 5 1 9 3
3 8 5
8 1 9
5 6
2 3 8 1
Expert #5
5 4 9
8 3
7 2 6 9
2 4 1
9 7
8
1 5 2 9
7 5
6 8
Expert #6
1 4
2 3 6
9 8
9
9 8 5 4
4 5 2 3
5 6 7
7 2 1 8 5
Expert #7
6 4 8
7
2 5 9
9 6 1 5
7
5 2 1
4 2 3 8
4 6
1 8 2
Expert #8
7 3 2
4 2 8 3
1 9 5
4 6 1
7 6 3 8 5
6
4 3
3 7
5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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