Printable Expert Sudoku

Set iljlu0. 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 6 7 1
4 2 7 5
9 8
1 4
7 6
5 3 1
8 5 9
6 3
Expert #2
5 2 8
6 1 2 5 4
3 7
5 2
6 5
9 8 3
8
3 7 1
4 5
Expert #3
8 5
2 1 3
7 4 9
7 9 4 3
9 2 5
3 2
8 7 5
5 4
4 1
Expert #4
3 9
6 9
6 8 7 1
7 3
8 2 6
6 4 2
5
9 3 1 4
1 4 5
Expert #5
3 5 8
7 2
8 1 2
8 6 2
5 4
6 3 9 8
9
5 9
7 2 8 1 3
Expert #6
9 2 5
4 2
6
5 8
3 6
6 7 3 9
2 1 8
7
5 9 8 1 4
Expert #7
5 1
4 6 7 1
4 8 3 5
8 2 7
1 4 2 8
6
5 6
9 2 4
8
Expert #8
6 3 8
5 2
8 9 2 1
3 8 4 7 2
7 4
6 8
1 6
6 9
3 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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