Printable Expert Sudoku

Set 1ro3sk8. 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
2 3
1 8
4 9 2 3 1
6 3 4 2
1 9
8 2 7 6
7 2 5
6 5
1 4
Expert #2
2 7 9
1 3 6
9 7 8 5 3
7 6 3 8
3 8
8 1
5 4
9 5
7 5 9
Expert #3
9 7 5
7 9 5
3
2 6
3 4 1 2
4 8
7 2
1 6 5 3
8 1 5
Expert #4
8 9 1
8 2 4
1 9 5
2 9 1 5
3
5 7
3 1 8
4 5 1 3
6
Expert #5
7 9 2 8
2 3
1 5 9
9 3 6
7 8 5 4
8 1
5 6
4 8
8 5
Expert #6
3 7 1
1 7 2 6 9
3 5
8 4 6
1 8 4 6
9 3
7 4 2
4 1 7 5
Expert #7
3 9 2
3 7
5 1 7 3
3 8 4
6 7 3 2
9 2
8 9 6 5
5 1
1 9
Expert #8
4 8
1 8 9
6 8 5 4
1 7 8
5 2 9
4 6
7 3 1 2
7 6
5 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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