Printable Expert Sudoku

Set pynn67. 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 4 3
6
8
8 4 6 7 9
7 2 9
4 3 8
1 6 2
3
5 9 8 3
Expert #2
6 9 8 4 2
4
5 2 3
5 1
8 5 9
2 7
6 1 8
7 1 9
8 7
Expert #3
9 7
1 8
3 8 6 5 1
2 5 8
9 5 7 3
6
6 1 4
1
2
Expert #4
5 1
1 6 2 5
8 9
1 4
9 5
2 6 7 8
6 4
5 1
4 9 6
Expert #5
7
2 4 3 9
8 7 2 4 5
5 1 9 6
6
3 8
8 5 3
3 5 1
4 1 5
Expert #6
6 5 2 9 7
1
4 2
2 5 8
2 7 4
4 3
7 6
8 6 9 5
3 6 9
Expert #7
7 6
7 8
9 6 3 5
7 9 4 5
1 8 4
4 6 1
1 3 7
2
4 9 2
Expert #8
5 3 1
4 6
8 1 5
5
2 1 7 6
8 9 6 3
2 3 8 1
1 2
9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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