Printable Expert Sudoku

Set 4d79av. 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 5 1 6
5 6 9
1 3 2
5 4 3
2 5 6
2
9 7 2 3
3 7
Expert #2
4 1 5
5 3
7
9 8 4
1 3 7 9
2 5 8
3
7 8 2 9
1 4 3
Expert #3
1 7 9
8 2
6 9 3
5 6 7 1
2 3 9 4
8
7 9 4 6
3 5
Expert #4
2 9
8 4 3
5 6 4 7
3 8 4 9
6 2
4 5
4 5 8 1
2 5
7 9
Expert #5
8 4 2 3
4 1 2
5
8
2 7 1 6 4
6 1
9 3 7
2 5
3 9
Expert #6
7 8 3 6
4 7
9 4
4 2 5
6 3 9
5 7
6 2
3 2 1 9
4 9 8
Expert #7
3 6
2 4 7
5
9 5 3
9 7 6 8
3 4 8
5 8 2
2
6 4
Expert #8
6 7 3
3 9
7 8 2
9 2
9 4
2 3 6 8
1 7 4 8
2 5
3 8 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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