Printable Expert Sudoku

Set a1cih8. 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
1 5 6
9 2
1 9 8
5 8
9 5 3 1
2
4 7
6 8 2
8 3
Expert #2
4 1 6 3
1 2 9 6
8
5
1 9 5
2 8 1
6 7 5
4
9 4 3
Expert #3
8
8 2 6 5 9
6 4
4 6 3
5 2
2 4 8
7 1
5 6 3 4
1 9
Expert #4
7 2
6 1 5 3
9 6 7
1 6 9 8
7 1
4
2 8 4
8 5 4 3 6
Expert #5
6 1
3 5
2 4
7 6
9 8 4
4 5 2 7
5 2 6 3
3 9 8
9
Expert #6
1
6 3 9
8 7
4 5
1 2 6 4
7 3 9
6 1 9
1 7
4 5
Expert #7
6 3 8
9 5
2 4
4 1
9 7 4 8
6 5
5 7 6 8 9 3
7 5 6
7 8
Expert #8
8 5
5 7 3 4 9
2 7
8 3 4
9 3
5 3 4 1
7 6
9 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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