Printable Expert Sudoku

Set 15l4za2. 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
8 7 2
3 8 2 1
2 9 7
6 4
8 1 3
7 3 6
4 1 8
3 6
Expert #2
8
8 1 9 6 4
2 7 5 9
9 4 2
5 7
7 8 2
9 1
5 8
4 8
Expert #3
8
5 7
1 2 7 6
4 3 1 6
6 4 3 1
2
7 8 5
9 2 5 6 8
Expert #4
9 7 8
5
2 9 3
9 1 4 6
5 3 8 1
3 1 7
5 8 4
6 2 8
Expert #5
1 9
9 8 3
8 2
2 1
1 5 7
6 3
5 3 4
8 6
1 9 2
Expert #6
2 8
6 4 5
8 9 4 7
6 2 4
7 9 5
7 6 1 2
1 5 2
7 6 3 8
Expert #7
4 6
8 2 1
6 5 1 3
2 8 6
2
9 7 5
4 6
3 9 7
3 9 2
Expert #8
9
2 4 9 8
1 9 7 3
5 6 2 8
9 7 4 1 6
5 3
8 6
4 2 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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