Printable Expert Sudoku

Set i34yzo. 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 5
3 5 7
4 6
9 8 4
7 3
4 2 1
8 9
9 2 1
3 6 8
Expert #2
1 8 6
5 8 7 4
3 6 1 5
3 6
5
7 4 1 8
1
8 5 2 4
9 8
Expert #3
8 3
7 9
1 6
2 8
5 4 8
2 7
4 9 3
2 5
6 7 3 9
Expert #4
2 8 9
9 6 5 3
8 3 2
9
5 3 1 7 6
7 6 1
5 2
5
8 3 7
Expert #5
1 2
2 8 4
4 9 5 2
5 8 4
3 8 6 7
1
6 7 5 4
3 9 7
3
Expert #6
1 2
5 9 3 4
9 2
8 5
6 4 2 8
7 8 5
2 7 1 9 4
4 9 7
Expert #7
2 5
3 2 7
8 4 6
1 4 5
9 1 2
3
3 6
6 2 8 4
9 1 8
Expert #8
2 1 7
8
3
9 5 4 3 6
6 9 8
2 5 9
7 4 2 3
9 6 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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