Printable Expert Sudoku

Set 1loldk1. 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 7 8
9 1 4
7 9 2
6 8
8 5 4
9
2 7 5 6
2 3
3 1
Expert #2
6 4 3
7 8 1
8 6
9 3 5
3 6
3 4 9
1 8
5 7 1 6
9 1 2
Expert #3
2 5 9
1 4 7 2
3 4 2
8 4 2
9 8 7
5
6 3 7 1
2 1 7 8
Expert #4
4
7 1 9 6
6 8 5
8 4 9 2 1
3 2 1 5
1 6
3 8 4 2
5
9 2
Expert #5
2 1
4 6
9 2 8 7
3 9 1
8 6 4
5 7
7 4
6 2 9 5
4 1 2
Expert #6
8 1 7
3 2 1
6 9 5
1 8 9 7 5
3 5 2
9
6 3
2 5
7 4 8
Expert #7
7 4 5
3 4
5 2 7
9 3 1
1 9 6 7
8 3
8 6
9 4 2
4 1 7 6
Expert #8
4
2 6 8
1 3 2
7 2 9
8 4
1 3
3 9
1 5 8
7 6 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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