Printable Expert Sudoku

Set 1j9je9e. 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
2 3 5
8 9 7
5
4 2 6 9
7 5 4
1
6 8
3 6 4
8 2 7
Expert #2
1 6 7 5 8
2 9
5 3 8
6
5 3 1
2 9
6 9 2
3 6 9
7 4 6
Expert #3
7 5
2 3
4 2 1
4 8 9
4 6 7
9 5 2 6
6 1
1 5 7 8
3
Expert #4
9
7
5 1 2
9 4 6 1 3
9 8
1 8 6
7 2 3 9
3 9 8 4 1
4
Expert #5
2 5 9
3 1 2
5 4
2 6 3 5 1
3
7 4
4 1 9
6 8 5
9
Expert #6
3 2
9 7 5
8 4 9
6
8 5 7 1 2
2 8
6 1 8 7 9
3 1
9 2 1
Expert #7
3 8
5 2 8
6 9 1 2
6 2 5 9
4 9 1
2 1
7 3
5 3 2
6 4 5
Expert #8
7 8 9 2
2 4 9 3
9 7
7
8 4
1 3 2
1 2 8
1 3 9 6 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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