Printable Expert Sudoku

Set 1p4m9a9. 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
5 2
1 5 6
7 6 3
8 6
9 7
6 3 8 9
2 3 4
8 4 9 7
2 7 1
Expert #2
4 9 8 5
7 9 1 4
1 8
1 6 9 2
5 3
9 2 7 1
8 1
3
8 7 6 4
Expert #3
3 5 4 8
6 2 7
9 4 1
3 2 9
7 4 6
2
6 7 5
5 9 4 2
Expert #4
9 8
4 6 7 1
5 3
2 7 4
3 4 2
9 1
9 4 7
7 1 6 5
5
Expert #5
8 2 6
6 5 4 3
1 7 4
4 1
6 9 1
3 7 6
5
8 2 7
5 2 3
Expert #6
2 1 8
5 6 3 9 1
3 6
4
5 2 9
4 6 5 7
9
8 5 2 7
3 6
Expert #7
8 9
7 2
4 3
4 8 3 5
5 6 4
9 7 1
4 6 8
6 1
1 5 3
Expert #8
4 9 2 5
8 1 3 6
8 9
4 3 7 5
2 4
3 2
6 4 8
5 9
7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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