Printable Expert Sudoku

Set 1tzht9t. 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
6 1
1 9 3
7 5
5 4
7 2 9
8 2 4
7 2 8 1
5 2 7
6 4
Expert #2
5 9
9 4 3 6
2 6 8 3
8 7
4 6 8
9 1 3
4 2 9 6 1
7 1
Expert #3
6 3 5 4
8 1 3 5
1 4
3
6 7 9 4
6 5
4 1 2
9 6 4
9 1
Expert #4
8
6 3 1 4 2
2
5 7
4 6 2
3 1 9
5
1 5 6 7
5 9 4 1
Expert #5
1 6 7 4
3 5 9 2 7
9
7 9
7 3 1 6
8 6 4
2
6 5 8 3 7
Expert #6
6 4 7
5 1 2
7 3 1
2 8
8 1 2
4 5 3
8 9
2
3 6 5 4
Expert #7
5 9 3 2
1 3 7 8
4
6 2 4
5 7 9
4 7 6
5 2 3 9
8 7
3 8
Expert #8
3 2 5 1
4 7 9
5 4 6
4 8
8 2
2 6 3 1 4
8
9 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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