Printable Expert Sudoku

Set 1iffq5z. 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
5 2
7 1
9 6 8 7
7 8 2
7 1 4 6
4
8 9
1 4 3 5
3 9
Expert #2
2
6
1 9 4 7
1 5 9 3
4 8
5 6
5 8 3 1
2 4 7 9 5
3
Expert #3
4 8
6 9
9 5 8
2 7 4
5 7 4
3 6 2 9
1 2
1 7 6
3 5
Expert #4
1
4 5 3 9
3 7 8
1 9
2 3 7 9
6 9 8
1 6 3 5 2
3
8
Expert #5
4 6 2 7
6 8 3 4
9 8
2
1 9 2 3
7 1
4
2 4 6
7 1
Expert #6
8
2 5 6
3 4 1
3 5 8
7 1 4
4 9 7
9 1
7
8 3 4
Expert #7
8 9 4
1 7 3
2 7
6
3 5 6
5 6 9 8
4
8 3 2 4
2 9 5
Expert #8
5 3 8
1 6 4
2 8 7
8 2 9
4
6 5 1
5 8 9
1
6 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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