Printable Expert Sudoku

Set 1wma4i4. 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
6 3 9 7
5 8
7 5
3 5 8 1
3 6
4 7 9
2 1 8
4 9
8
Expert #2
1 6
7 4 5
8 3
2 5 3 1
4 9
3 9
8 4 9 7
8
1 5
Expert #3
6 2 8 7
5 3
7 5 4
4 7 1
2 9 6 4
5
9
7 8 4 3 2
6
Expert #4
8
4 9
5 3 6 4
7 6 9
9 1
1 3
8 3
5 7
2 3 1 9 6
Expert #5
4 6 2
5
8 7 4
5 7
3 2 9
7 4 8
4 8 3 6 1
6 3 4
9 8
Expert #6
6 7 4
3 8 6 5
9 4 1
8 4
5 3 9
2 1
3 1 8
6 3
5
Expert #7
6 5
6 5 2 3 7
7 3
9 1 6
4 7
3
5 2 7
8 1 7
1 8 4
Expert #8
6 3
4 2
1 6 9
5 3 1 7
9 1
3 5
5 4
2 1 9 4
4 6 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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