Printable Expert Sudoku

Set 1cox4i3. 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 1 9 2
5 6
9 6 7
6 2 7
3
8 5 4 1
7
2 6 4 5
1
Expert #2
4 7 3
6 3
5 9 2
2 8
1 7
1 2 4
5
9 4 8
3 6 5 9
Expert #3
5 7 4 3
1
5 3
6 5 8
1 9 4
8 1
4 1
6 7
2 6 8 9
Expert #4
8 9 1
7
4 7 1 5
9 1 4
5 6 3
6 3 8
6 2 7
2 9 7
6 5
Expert #5
7 3 2 4
6
2 5 9 6 3 7
4 6 5 1
5 2
9 6
7 9 4
7 5 1 3
2
Expert #6
4 5
1 9 3 2
7 1 2
2 7 9
7 2
3 4 9 5
2 7
1 8
6 8 3 1
Expert #7
2
8 2 4 6
4 9 7 8 3
7 9 5
7 2 6
5 1 7
3 4 1
1 5 7
4 5
Expert #8
8 9
2 5 4
3 5 4
6 5
5 7 6 3
2 4 7 9
7 4 3 2
8 1
1 4 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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