Printable Expert Sudoku

Set jlln1h. 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
1 7 5 4 2
2 3 4
8 1
7
2 8 6
6
3 6 1 5
9 3
4 9 7 8
Expert #2
2 1 7
6 5 4
1 9
6
7 1
9 8 5
7 2 9 3 1
9 4 7 3
5
Expert #3
8 9
2 7 1 9
5 8 6
4 3 8
4
6 1 8 3
7 4 1
2
2 9 7
Expert #4
3 8 4
1 2
1 9 3
6 5 2
9
4 2 7 8
6 1 7
2 3 5
8 2 6
Expert #5
3 6
6 8 1 2
4 2 7
2 5 9
9
5 6 9 7 3
7 8
4 5 1
5 2 3
Expert #6
1 6
8 4 5
3 9 8
4 8
1 7
9 2 3
6 2 5
5 7 9
7 1
Expert #7
8 2 1 5
4
3 2 1
6 3 9 5
5
2 9 7
7 2 8
5 3
6 7 3
Expert #8
7 3 4
8 6 5 7
4 1
1 8 9
7 2
4 6 9
1 3
6 5 8
2 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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