Printable Expert Sudoku

Set uab95n. 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 9 5 3
4
2 6 1 8
1 3 9
5 1
9 6 2
5 6
7 5 9 2
1
Expert #2
7 1 6 8
4 2 8 9
8 2
4 2 5
2 4 7 6
6 7
6
7 5
3 6 1
Expert #3
9 1 4
8 6 1
4 7 6
1 4
2 4 7
9 5
6 2
6 8 5
2 3
Expert #4
7 9 3 6
1 4 2
1
4 8
7 5 1
2 9 7
9 3 6 5
9 8 1
Expert #5
4 1 9
5
4 6 9 2
7 4
1 3
9 5 1
8 6
8 5
2 3 8 1
Expert #6
6 9 5 1 8
1 9
3 6
8 4
6 5 3
7 1 5 9
7 8 3
5 2
1 8
Expert #7
5 1 7
2 4
8 1 2
3 8
4 5 9
7 6 1 3
3
4 3
5 8 7
Expert #8
3 7
8 5 7 6
1 4
6 4
4 2 1 3 5
3 8
1 2 7
5 8
9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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