Printable Expert Sudoku

Set 1c0ul4k. 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
4
8 5
9 2 4
1 9 5 3 6
2 7 3
4 6 5
9
6 5 8
4 7
Expert #2
4 6
8
9 4 1
5 4
5 8 1
1 7 9
6 7 3
3 9 2
7 5 6 8
Expert #3
2 3 5
8 5 7 1
4 1
2 4 6 7 9
1
9 4 2 5
5 7
8 2
4 6
Expert #4
1
5 6 9
3 5 8 7
7 3
1 8
9 4 2
8
1 2 3
2 3 6 4
Expert #5
2 7 6 1
6 5
2
5 8 4 6 1
2 8
3 1 7
8 7 9 6
4 2
5 8
Expert #6
2 3 9 1 6
7 4 9
5
9 7 5
6 2 8
6
5 4 3 8 2
3
7 4 2 6
Expert #7
3 1
7 6
3 9 5 2
7 9
8 4 5
5 1 7 6
2 5
1 8 2 4
5 1
Expert #8
2 5 9
9 3 1
2 6 4 7
3 1 6
6 4
8 2
5 4
4 7 6 1 3
1 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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