Printable Expert Sudoku

Set 8xm8oy. 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 6 9
8 1 3
4 9 8 2
7 8 4 5
1
7 3 8 5 1
7
1 9 4
Expert #2
9 5 1
8 5
5 6 7
4
9
3 6 7 9
4 8 6
2 9 1
4 5 3 7
Expert #3
2 7 1 4 6
6 2
6
4 5
4 7 3
8 9 3 1
8 6 4 5
1 4 3 7
7
Expert #4
3 2 5
9 4 2
7 6 8
4 8 1 9
9 4
1 8
4 5
6 2 7 4
6
Expert #5
1 4
7 6
8 7 5
5 3
3 2
9 6 1 2
3 6 1 5
4 9
6 5 7 4
Expert #6
5 1 3 8
1 9 8
9
4 3 2 7
7 6 8 1
6 7 3
3 2 1 6
4
2 5
Expert #7
8 9 6
4
7 6 1
2 7 5
3 8 2
4 2 8
1 3
1
5 8 7 4
Expert #8
4 2
5 4 7
6 1 8
9 4 6 7
5 4
3 5
1 9
6 7
2 6 4 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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