Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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