Printable Expert Sudoku

Set 2gfm4e. 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 5
4 8
5 4 7 9
6 2 3
5 6 4 1
3 9 8
9 7
8 6
4 6 9
Expert #2
6 9 2
8 5
2 8 7
1 8 9
5
2 5 7 6 3
9 7 5
6 2 3 7
6
Expert #3
1 2
3 8 6 4
4 5
7 8 9
2 1 7
2 5 9
4 5
6 2 3 8
Expert #4
7 2 3
4 8 7 3 2 9
9 6 7
1 4
8 9
9 4 5 8
8 2
3 6
4 3 9
Expert #5
1 4
9 7 8 4
5 7
2 8 7
4 1 2
7 8 6
6 5 9
6 5
8 2
Expert #6
8 4 1
9 1 3
6 3
4 9
9 7
6 7 4 3
1 6 8
6 2 7
3 9
Expert #7
6 8 5
9 8 4 7
4 2
8 3 2 5
9
3 2 7 1
2 3 4
3 1 7
9 8
Expert #8
8 9 4
5 7 4
2 8
6 4 5
7 8
5 4 1 7 3
8 9 1 5
9 7
2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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