Printable Expert Sudoku

Set 51ea4k. 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
8 6 1 9 4
7 3
4
2 6 8
5 9
5 7 1
5 6 7 3 8
3 2 6
4
Expert #2
4
2 5 6 7
3 5 7 6
4 7
6 5
8 5 1
1 4 2
6
6 3 9 4
Expert #3
2 6 1
6 7 4
4 5
3 6
7 6 3 5 8
1 7
8 9
9 4
9 1 7
Expert #4
5 8 1 6
4 5 8
7 2 3
1 6 9
9 2 1
6 1 9
3 6 2
3 9
Expert #5
6
4 2
6 3 5
9 6 5 8
1 4 2
5 6 7
8 1 3
2 4 6
9 1
Expert #6
7 2 1
6 2 9
5 6
3 7 5
5 4
8 1 2
3
2 1 7 8
6 3
Expert #7
2 7
6 9 1
2 4 3
4 7 8
5 9 1 7
6
7 2 9 8
3 6 4
4 5
Expert #8
2 7
6 5
7 8 4 6 9
7 3
8 1 4
3 5 9
5 4
2 7 1 8
5 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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