Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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