Printable Expert Sudoku

Set 1d9t31k. 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 6
9 7 8 2
7 8 4
1 5 9
1 7
3 4 8
4 3
5 7
8 1 6
Expert #2
9 5 7 4
8 4 9
3 7 2
6
7
1 8 3
7 1
6 9 7 5
2 9
Expert #3
4 8
9 8 3
7 6 4 9
8 4
7 3 6
1 6 2
3
5 2 6
9 4
Expert #4
6
2 7 5 3
9 3
9 1 2 6
6 4 3
1 9 4
9 6 8
4 3
5 3 2 7
Expert #5
8 6 9
7 4 8
2
5 1
4 3 8
5 6 3 4
5 3 4
7 2 9
1 7 5
Expert #6
5 1 3
8 7
7 6
8
6 7 4
2 9 6
8 1 3
6 9 1
3 5 8
Expert #7
8 6 9
5
4 6 3 8 2
8 4 6 9
8 4
3 2
1 9 2 4
7
2 7 5
Expert #8
4 2 9 7
4
1
7 1 3
5 9 3
6 7 8
7 2
3 2 4
7 8 1 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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