Printable Expert Sudoku

Set d6y63w. 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
3
4 9 3
7 8 6
9 6 7 2 8
8 2 9 6
5
3
2 7 1 9
6 5 8
Expert #2
5 8
8 6 9
9 4
9 8 7 2
5 4 7
2 3 6 5
3 4
4 7
6 2
Expert #3
9
1 2 4
4 8 6 2
1 5
3 6 2 5
9 1 4 6
8 4 5 3
3
2 1
Expert #4
2 3 1
4 8 6
5 1
7 8 5 4 1
5 7 3
6
7 9
8 7
8 1 2 3
Expert #5
6 3
7 8 4 5
1 3 9
5 2 7
7 2 3
4 8 9
5 6
3 2 5
8 1
Expert #6
3 9 7
1 9 8 2 6 4
4 8
8 4 5
1 3
2
3 5 6
9 2
6 1 7
Expert #7
5 2
3 5 1
8 2 6
5 9 6 4
4 7 9
1 4 3
9 2 5
8 6
7
Expert #8
5 3
2 1
4 5
1 3 8 9 5
6 5
8 7
7 8 6 9
4 8
1 6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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