Printable Expert Sudoku

Set 19c78ng. 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 1
8 7 3 5 4
9 8 4 7
4 2
3 7
5 8 2 6
6 1 5
5 8 1
9
Expert #2
3 2 9 7
1 8 5 2
4
8 6
1 3 2 9
7 3
3 5 8 1
6 7
Expert #3
1 6 2 3
5 8 1
5 2 6
7 1 9
9 5
8 4 6
3 4 7
2 6
8
Expert #4
8 4 7
7
1 3 6 5
4 6 9
5 7 2 3
2 9 4 1 8
1
5 7
Expert #5
6
6 5
7 2
2 4 3 6
7 9 3
3 6 7 4
2 4 1 9
9 5 7
5 1
Expert #6
4 3 1 8
9 2
2 7 5
5 3 8 6 7
2
7 5 3
3
2 7 5
6 4
Expert #7
5 9 1
2 1 8
3 1 6
4 8 6
1 7
2 8
6 5
2 5 9 7
7 3 6
Expert #8
8 6
7 3 9
5 4 9 1
4
7 6 3
4 5 3 2
2 6 5
4
2 3 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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