Printable Expert Sudoku

Set 1a42jmy. 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 1
3 1 7
9 2
8 4
6
4 5 3 9
5 4 1
8 5 3 6
7 9 5
Expert #2
3 6 4 7
9 7
5 6 3
4 5
2 8 4
6 3 9
3
4 2 8 5
5 6 1
Expert #3
8 5 4
1 9 2 6
6
3 9 8
6 8
2 7 1 3
6 8 1
9 2
3 7
Expert #4
4 2 6
6 7 3
5 4
6 1 4 2
3
6 2 8
1 4 7
8 3
4 7 9 1
Expert #5
6 5 2
7 3 5
5 4 9
1
6 1 2 5
3 2 7
6 3 8
1 8 4 3
Expert #6
4 9 5 1
4 7 6
1
6 8 9
7 2 8 3
2 3
9 3 6
5 6
1
Expert #7
7 8
8 4
6 2 3 1
4 2
2 5 4 6
5 6 9
2 1 7
3 9
Expert #8
1 6 8
8 9 7
8 5
6 1
5 9 8
8 9 4 6
7 3 4 8
3 7 1
2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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