Printable Expert Sudoku

Set 1usoc79. 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
5 7 3 6 9
9
4 2 3
6
2 5
7 2 4 5
1 3 7 6
9 8 5 4
9 7
Expert #2
4 5
3 5 2 6
1 9 7 3
5 4
6 3 1
2 5
9 4 3
9 1
1 6 4
Expert #3
5 4
8 1 3 7
7 3 5
8 1
1 6 2
8 6
2 6 3 4
2 3
7 1 5
Expert #4
2 1 4 6
7 6
5 7 3
9 7
5 3 6
8 4
3 2 1
8 1 2 4
5
Expert #5
4 7 5
3 1 4 6
7 4
6 3 4
8 1
7
5 8 3
4 3 9
2 5
Expert #6
5 6
2 4
4 1
7 9 8
9 3
8 1 6 2
7 2
7 9 4 8
9 3 6 1
Expert #7
5 1
7 6 5
6 9 7
4 5 2
9 4 2
1 9 8
2 1 5 8
7 3
3
Expert #8
2 9 4
4 7 8 6
1 6
3 9 4 7 8
3 8 4
3 6
8 3 2
5 2 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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