Printable Expert Sudoku

Set es78fq. 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
3 4 9
1 6 2 5
8 3
2 9 4 5 8
7
7 3 1 6
6 4
8 5 2
1
Expert #2
2 5 7
6 1
3 6 5
9 8 1
7 6 5
4
1 3
2 1 9 4
8 7
Expert #3
4 3
5 6 4
2 3 8 5
4 1 7
7 6 1
5 8
7 8
6 5 4 1 2
Expert #4
1 7 4 5
3 8
5 2 7 3
3 9 6
6 1 2 9
2 5 3
1
5 7
9 7 6
Expert #5
6 8 5
9 2
5 7 4 9
8 7 3 6
1
7 8
5 9
7 9 2 1 6
2
Expert #6
8
7 4
9 6 8
6 8
8 2 7 4 6
5
7 4 6 5 1
5 2 9 6
Expert #7
2 8
4 5 2 3
9 4
1 8
5 6 7
8 7 5
3 4
3 8 7 5
1 2 9
Expert #8
3 2 9
5 1 7
2 4
2 9 6 8
1 7
3 9
8 2 3 4
3 4 7
6 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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