Printable Expert Sudoku

Set 149skus. 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
3 1 9 2
7 8 6
9
5 8 4 1
5
8 7
2 3 7
6 5 2 9 4
3
Expert #2
4 9
8 3 5 4 1
2
7 6 1 9
8 6
5 3
9 7 6
2 1
8 5 4
Expert #3
9 5 3
6 9 3
4 1
4 9 1
3 1 8
2
7 5
1 6 7 4 3
6 5
Expert #4
7 9 6
3 5
9 3 4
1 4 3 2
8 7 6
2 1
4 7 2 8
2 1 3
Expert #5
1 9 2 3
7 5
7 4 3 1
8 6 4
5 9 6
2 8
4
3 9
5 8 1
Expert #6
4 7 6 3
1 5 3 4
7 1
2 9 4
7 6
4 7 1
8 3 9
9 3 2 8 7
Expert #7
9 8
3 4 6
8 1 7
2 5 4 8
5 6 9
4 1
6 5
5 6
4 8 1 7
Expert #8
4 7 9 2
2 8
8 3 1 4
9 2
5 9 3
7 4 6
5
3 8 1
6 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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