Printable Expert Sudoku

Set loocw2. 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 2 3
6 9
4 8 6
6 7
5 3
5 3 1 9
7
3 4
4 7 8 5
Expert #2
2 9
7
5 1 7 8
2 7 1
3 8 5
1 6 4 2
6 4 1
9
1 5 3
Expert #3
8 9
5 1 3
3 1 4
4 2
4 7 1 6
9 2
6 9 3
5 2
1 3 7
Expert #4
1
8 5
3 5 4 7
2 8 5 3
1 9 6
7 6 8 3
4 5 3
2 9 1
Expert #5
4 9 2
3 9 7 4 8
7 5 1
6 5
3 6
2 4
9 3
1 2
7 6
Expert #6
2 6
6 1 9 3
7 4
3 6 8 2 5 1
2
1 6 3
7 5 1 4
3
8 2 5
Expert #7
7 4 6
2 7 4 8 9
9 3 5
3
7 6 8
1 5 3 2
4
1 9 4
7 1
Expert #8
7 2 6
5 7 3
3 4
5 6
6 9 1
4 1 9
6 2 8 7
7 5 3 4
4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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