Printable Expert Sudoku

Set 15dc8yb. 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
4 7
8 2 1
9 5 8
4 7 5
6 4
8 1
3 6
5 7 2 4
1 8 3
Expert #2
9 7 4
2 6
8 5
1 9
5 3
3 4 7
7 8 5 9 1 4
1 4 2
7
Expert #3
4 8 2
8 7
6 7 4
3 8 2 1
4 3 6
5 2 7
9
7 6
9 3 4
Expert #4
4
8 2 4 5
2 7 1 3
9 1
8 9 2 6
7 2 4
1 3 5 7
1 6
6 8
Expert #5
5
8 1 4 3
1 9 2 4
3 7 9 2
7
5 9 8
2
5 8
6 1 9
Expert #6
9 2 1 5 4
4 8 9
5 8
7
6 5 9 8
3 8 4 9
8 7
1 4 3
3 9
Expert #7
8 7 4 1
7 3
6 1 3
5 1
5 4
3 9
8 7
6 4 9 5
9 6
Expert #8
6 5 2
1 4 5
8 3
1 8 3 5
7 8
5 7 1
3 4
9 2
9 6 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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