Printable Expert Sudoku

Set 403e8b. 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
7 2 3 8 6
5 7
9 7 1
3 9 5
4 1
8 2
8 2 6
7 8 2
3 1 4
Expert #2
8 7 2 3 4
8 7
4 2
5 6 2
1 8 7
6 1
3
9 2 6
8 9 6
Expert #3
9 7 1 4
5 9 8
8 2
7
1 2 6 5
3 4
7 2
9 4
8 4 3
Expert #4
6 9
4 5 8 1
3
3 8 4 7
1 5 8
7 2 4
2 4
7 2
5 9 6
Expert #5
6 9 1 3
1 5
9 6
6 8 1
7 8
2 7
1 9
4 1 2 6
5 2
Expert #6
7 5 8
6 2 9
4 8
6 5
8 2 4
1 3
7 1 3
3 5
2 4 8
Expert #7
2 9 5 6
1 2 7
2
1 7 5
1 4 6 2
9
8 7 2 4
4 9
3 6 1
Expert #8
6 1 9
7 8 2 6
1 9 5
6 1 5 3
9
4 8
1 9 2 7
5 1
7 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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