Printable Expert Sudoku

Set l68rkb. 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
1 7 6
4
6 8 3 5
3 7 9
9 1 7 8
6 2
8 9
8 7 1
3 5 6
Expert #2
5 9 2
4 8
6 5
1 7 9
6 3
7 2 4
8 4 5 7
7 4 1 3
9 1
Expert #3
7
4 8 9 3
9 6 2
1 2 5
6 4
1 6 9
9 6 5 7 8
4 3 1
Expert #4
1 9
1 5
9 8 5 1
2 6 5
5 6 4 9
8 7
7 8
4 7 3
3 6 8 5
Expert #5
1
3 5 1
8 9 3
3 7 5
1 7 2
2 6 4
7 4
4 3
9 4 1 8
Expert #6
8 7 5
4 3
3 2 6
4 3
5 9 4
1 8 6 7
1
8 5
3 4 9
Expert #7
7 4
3 2 1
9 3
2 8
8 5 7 2
4 9
3 9 6
4 1
1 7
Expert #8
3 2
5
1 4 6 7 8
6 8 7 4
5
9 3 1
4 7 6
5 8 3
9 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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