Printable Expert Sudoku

Set 1n23dnu. 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
6 1
6 8 7
5 3 2
8 7 9 6
9 1
1 5
3 2 8
9 5
4 6
Expert #2
9 4
6 7 3
7 8
2 3
2 4 7
1 6 2
8 9
6 3 9 8
2 5
Expert #3
9 4
1 8 5 7
9 6 4
6 1 8 5 2
2
8
4 7 3 2 6
7 1
Expert #4
4 9 5 1
2 9
6 8
3
5 3
7 8 4 2
9 2 4
1 3 6 8
5
Expert #5
8 9 4
4 1
5 6 8
5 9
4 8 7
3 2 9
1 5
4 6 3 2
5 2
Expert #6
6 8 4
4 7
8 5 9 6
1 3
7 5 6
6 7
9 8 2
6 4 5 9
1
Expert #7
9 4 7
8
1 5 3
3 4
4 6 8 1 9
9 2 5 8 1
6 2
8 3
Expert #8
5 2 4
2 7 4 8
7 1 2 5
1
1 6 3
9 7
1 4 6
7 2 5
6 4 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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