Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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