Printable Expert Sudoku

Set n4l0or. 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
6 7 2 5 4
2 8
2 9 7
6 7 2
8 6
9 1 5 8
3 9 7
5 3
4 7 5
Expert #2
1
5
1 8 3 5
8 2 1 3
6 4
9 7
5 7
1 6 9
7 4 6
Expert #3
3 1
3 1 6 9 7
9 2
1 4
9 5 6 2
4 1 8
3 7 9
7 5
4
Expert #4
3 6 4 9 1
7
2 8
9 6 4 1
6 2
7 3
8 1 6
7 5
9 4
Expert #5
2 1 4 7 5
8 3 4
4 9 1
3
1
7 8 2
5 8 9 7
5 4 2
9
Expert #6
8 9
1 2 5 4
3 1 7
5 7 8
1 8 2
8 6
4 7 2 5
4
9 1
Expert #7
9 4 2
6
3 4 7 5
1 9
7 4
5 6 7
3 9 4
5
6 5 7 8
Expert #8
1
2 4
8 6 2 9
2 5 7 9 3
9 7 6 2
3
5 3
7
9 1 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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