Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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