Printable Expert Sudoku

Set 1la09mg. 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 6 7
3 5 1
6
7
4 9 8 3
9 8 2 4
5 9 1
2 4 9
7 1 6
Expert #2
9 7
6 4
5 2
4 3 1 7
1 7 8
9 7 5 4
2 3 8 6
6 7
9 2 3
Expert #3
7 5 6 2
6 3
5 2 4 9
2 5
6 1 7
5 4
2 7 8
7 3 9
8
Expert #4
9 2
7 9
8 6
2 7
6 5 4
1 4 9
4 7
9 8 3
6 2 1
Expert #5
1 3 8
8 2
9 5
5 1 3 8
6 7 9
4 7
3 2 7
9 1
5 3 1 6
Expert #6
4 5
5 8
7 2 3
9
4 8 7 1 3
1 9 4
4
4 2 3 9 8
2 5 1
Expert #7
4 1 8 7
1 2 7 3 4
9
7 4
8 9 1
8 6 7 3
5 4
3
9 3 6
Expert #8
6 8
1 5 8
9 4 7 6
2 3 9
1
9 2 4 1
3
1 5 4 6
2 7 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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