Printable Expert Sudoku

Set 1lp1obk. 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 9 7
8 6 3
3 6 4
8 1
6
3 5 9 2
9 1 2 7 5
8 3
1 5 9
Expert #2
4 3
2 6
7 2
5 8 1 7 6
9
6 9 8 2
7 1
2
2 9 6 5 8
Expert #3
1 7 3
6 5
9
2 7 6
3
3 2 4 5
9 4 1 7
5 7 2
3 5
Expert #4
6 3 4
5 8 2
1
4 6 2
7 4 6 1
9 2 7
3 1 9 8
5 8
Expert #5
4
6 2 3
3 1 6
8 2 1
1 2 7 8
4 6 5 7
4 5 7
8 5 9
9
Expert #6
4
6 8 5
4 5 3 7
9 8 2 7
1 5 4 3
1
9 7
6
3 7 9 5 8
Expert #7
4 5 3 7
9 3 4
7 5
1 3 8 4 2
2 6
5
1 9 7
9 2
4 3
Expert #8
1 7
8 7 9 6
3 4
7 2 5 8
6 4 5 9
9 3 6 5
5
3 2 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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