Printable Expert Sudoku

Set mda7bc. 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 6
1
9 3 7
8 4 2 1 7
9
9 1 8 4 2
6 5 1 3
8
2 5 7
Expert #2
5 1 6
8 6 9
1 3 2
4 7 3
5 9 7
9 1 3 6
2 4 9 5
2
7
Expert #3
6 9 3 2
3 2 1
9 1
8 4 9
9 5 6
6 3
1
8 2
5 6 7
Expert #4
4 5 2
7 6 1
4 1 7
8 1
2 9
6 5
2 4
1 9
5 2 6
Expert #5
8
3 6 5 1
7 2
5 9
7 2
4 6 3
9 8
2 1 9 5
1 3 8
Expert #6
9 8 5 1 6
4 3
2
1 6 9
8 5
7 1
5 9
5 1 2 8
7 9 6 3
Expert #7
6 1 2 3
5
6 9 4
7 6
4 8 3
1 2 7
7 8 6 4
6 1
5 3
Expert #8
2
9 4 3
4 3 9 1 8
3 2
7 6 4
2 6 1
5 1 8
1 6 7 9
2 6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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