Printable Expert Sudoku

Set 1en02kf. 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 4
5 2 9
8 3 6 5
8 6
9 6 7
3 8 5 1 2
9
6 3 1
4 7
Expert #2
2 8
7 6 4
1 5 6 4
6 4
1 6 5
1 3
3 6 8
4 3
9 5 1
Expert #3
7 9 3
9 4
3 6 8
9 7
2 5 6
1 5
2 1 6
4 3
6 9 8 4
Expert #4
4 9
3 8 4
2 1
9 2 5
8 1 6 7
1
5 2 1
3 2 6 5
7
Expert #5
5 7
9 3
7 6 2
4 5
2 1 7 5 4
8 6
4 9
1
6 8 4 2
Expert #6
3 7 2
2 5 1 4 9 3
5
8 5
1 8
9 4 6 3
5 2
6 1
1
Expert #7
7 1
2 8 3
8 1 7
3 4 5 6
5 3 6 1
6 5 1 8
3 9 2
1 3
Expert #8
7 2 9
5 2 1 3
8 6
2 1 4
7 5 8 9
4
6 4
9 2 8
7 6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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