Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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