Printable Expert Sudoku

Set 1fxc12i. 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 4 2 5
2 1 3 6
8 3
9 4
4 3
1 7 2
1 5 8 7 6
2 7
5
Expert #2
6 2 7
7 5 1
8 4 3
2 5 4
3 2 4
1 6 8
1 5
8 7
7 9 6
Expert #3
3 8 9
9 3
7 1
9 7
4 3 2
2 4 5
1 5 6
5 1
2 3 8
Expert #4
2 8 7 1
3 5 2
3 7
1 6
9 8 4
4 2
8 6 4 9
7 2 3
6 5
Expert #5
3 7 2
4 6 7
6 2 5
2 8 3 7
1 7
3 9
4 5 8
1
7 8 1 5
Expert #6
4 7 8 1
3
6 2 7 4
6 9 3 5
5 2 6
8 9
4 5 9 8
8 7 5
Expert #7
3 9 8
7
1 9 4
1 5 6 3
7 4
5 8
8 5 2
6 7
5 2 4 3
Expert #8
9 3 5 8
3 5
6 8 9
6 2
5 4 8
1 4 6
1
6 7 1
2 6 1 3 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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