Printable Expert Sudoku

Set k54fto. 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 3 6
8 3
8 1
1 4 8
7 6 1
5 9
4 8 9
6 2 9 3
6
Expert #2
2 4 9 1
7 8 9
3 1 6
1 2
4 5 3
8 5 2
3 2 4
8
4 2 6
Expert #3
4 3 9
8 7
7 5 4
3 5 2
2 1
6 3 8
8 9
5 4 6
2 6 1
Expert #4
4 3 7
6 3 2
5 1
6
8 9 7 3
2 9 5
4 9 7
2 1 8 5
9
Expert #5
9 4 6
5 7 9 6
8
3 4
4 1 7 8 5
7 2
5 3 2 4
1
4 5 3 2
Expert #6
5 3 8
8 6 2 1
7
6 7 4
3 1
2 8
6 5
3 8 9
7 9 5 2
Expert #7
7 9 2
2
8 4 3 1
8 6 4
6 3 5
2 3
4 6 9 7 1
8
5 9
Expert #8
9 4
3 2
6 1
5 2 6
6 7
7 6 1
5 1 9 4
2 3 8 5
2 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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