Printable Expert Sudoku

Set iv4a6k. 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
6 8
2 4 9 5
5 2 6 1
8 2
5 4
7 6
7 3
9 5
8 9 3
Expert #2
8 9 2 5
8 4
5
9 7
2 6 4 7
8 2
7 6 9 1
8 1 9 3
Expert #3
6 1
8 4
2 6
3 2 4 8
7
6 8 9 5
5 2
4 1 8 3 7
3 6
Expert #4
1
9 2 7 4
2 4 9 3
3 4
8 1
9 6 8 7
7 2
8 9
2 5 6
Expert #5
7 6
3 2
5 8 3 6 9
5 6
4 9 1
6 8 5
8
2 5
9 4 8
Expert #6
1 2 4
3
2 7 5 4 6 3
7
9 1 3 2
3 8 1 5
4 5 6
9 8
7 4
Expert #7
8 9
9 1 3
6 7 5
9 7
5
5 7 6 1 4
8 3 5
2 7
7 6 4 8
Expert #8
3 8 5
2 3
2 6 7 9
2 6
1 3 5 9
5 1 7 2
7 2 9
5 8
4 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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