Printable Expert Sudoku

Set 1sw25hw. 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 2 5 9
7 6 2
9 7
6 3
1 5 9
8 6 4
5 4 3
3 4 9
Expert #2
2 8
2 9 4
1 3
6 3 4 7 5
9 1
5 8
5 7 6 9
7 9 3 5
Expert #3
2 9 7 6
1 9
6 7
5 8 7
4 5
4 3 6
8 6
9 1
3 9 2
Expert #4
6 1
2 5
7 4 8 6
3 8
7 3
1 2
6 1
3 4
7 2 5 4
Expert #5
7 6 1 2
7 8
9 5 1
2
1 5 4
4 3 2 9
5 4
9 3 5
2 1
Expert #6
3 1 9 6
8 4 7 2
7 5 8 9
4 2
6 8 5
1
5 4 3
1 7
Expert #7
7 3
6 1 2 4
5 7 9 2
9
9 2 1 8
3 2
8 7
4 6 8
2 4 1
Expert #8
6 9 8
5 7
8 4 3
4 2 3
5 7
8 1 6
4 9 5 3
1 5 7
9 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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