Printable Expert Sudoku

Set 1qxx40p. 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 3 6 9
8 2
4 6
4 3 6 8
5 4
3 7 5
9 5
1 7
5 6 3 1
Expert #2
8 5
8 6 7
2 9
4 7 6 5
4 5 3 2
2 1
7 5 3
4 7
9 6
Expert #3
5 3 2
6 7
2 9 1
4 6
8 7 2
3 4 9
9 7 3
1 6 8
3 1
Expert #4
5
7 6 1 8
9 3
7 2 9
1 3
6 3 4
2 1 6
8 2
3 9 5
Expert #5
8 6
5 2 1
6 2 5
1
6 3
3 5 8 9 1
8 9
7 4 2
9 7
Expert #6
2 8
1 4 6
8 9 1
1 9 6
9 5 7
2 8 4
3 2 5
7 8
4 1 6
Expert #7
8 2
5 6 9 7
7 3 6
6
5 1 8
8 9 2
3
6
1 4 7 2
Expert #8
7 2 3
5 8
3 7
4 9 1 3
1 6 4 9
7 4
6 3 2 5
8 6
5 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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