Printable Expert Sudoku

Set 1cgldn4. 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
7 5 9 4
3
4 8 5
3 9 2
1 6 8 4
5 9 1
6
5 1 3 2
1 8
Expert #2
8 4
2 5 8
6 2 1
5 2 1
7 5
1 4 7 8 9
5 4 7
3 6
9
Expert #3
3 8
4 9 5 1
6 8 9
1 4 3
6 2 8
3 4
1 4 5
5 6 9 2
7
Expert #4
2 7 5
9 3
5 8 4
3
6 9 5
5 8 2
5 1 6 7
7 6 5
8 2
Expert #5
6
6 3 9 7
8
8 6 9
3 1 4
9 7 5
6 2 7 1
8 4 9
5 8 2
Expert #6
9
8 3 6
9 4 3 2
2 6 8
5 8 2 1
1 7 4
5 3
8
9 2 5 4
Expert #7
5 4 8
3 6 4
4 5 7
6 9 5 7 2
8
4 1 3
2 3 6
5
9 1 2 5
Expert #8
4 8 9
5 9 1
7 6
8 1 6 4
5 1 6
8 5
6 8
1 3 4 9
3 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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