Printable Expert Sudoku

Set imn24j. 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
5 8
3 4
8 9 7
1 9
3 4
6 7 4 9 5
6 8
7 3 6 5
9 1
Expert #2
6 3 5 2
2
9 3 5 4
4 6 8
1 8
2 5 3
1 2 7
8 7 6 1
Expert #3
4 7
9
8 5 4 7 9
6 8
3 6 1 4
2 3 9
7 2 9 3 4
4
1 8 7
Expert #4
4 9 5
2 6 3
7 8 2
6
9 6
7 8
4 1 7 9
2 3 6
8
Expert #5
2 4 5 7
6 5
9 2 4
1 5 4 3
7
4 8 2 6
9 2 8
1 7 5
2
Expert #6
2 7 3
5 1
1 4 8 6
3 7 5 4
1 8
7 4 2
4 5 2 8
8 3 7
3
Expert #7
8 1 2
4
6 5 4
4 5 3
1 8 5 2
9
5 1 9 8
3
9 1 6 7
Expert #8
6 5 1 4 7
9 1 3 6
1
7 6
4 5
9 8 7
9 2
6 1 5 4
5 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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