Printable Expert Sudoku

Set isbb1p. 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 8
5 7
7 1 9
6 2
7 9 5 3
2 6 4
7 3 2
3 5 8 9
Expert #2
3 6 5 4
8 9
6 2
2 5 7 4 1
1 2 4
8 9 5 3
9 3 7
5 1
Expert #3
7 2 3 5 9
8
1 2 7 4
1 6 5
7 3 9
7
1 8 9
6 2 3
Expert #4
4 8 7 1
5 9 3
2 5
6 2
6
8 6 5 7
8 2 4 1
4 7 9 2
1 4
Expert #5
5 1
3 2
7 2 8
1
9 5 1 2
8 3 7
1 4 8 9 7
7 4
3 1
Expert #6
2 6
4
2 6 1 7
5
3 9 7 1
1 8 9
6 7 4
8 4
7 9 1 5 6
Expert #7
6
1 5 9 2
8 9 1
2 1
8 4 5 1 6
7 5
9
7 2 3
6 4 9
Expert #8
7 3 4 5
9 6
2
6 2 5
3 6 9 8
4 5 1
5 8 3
2
8 1 3 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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