Printable Expert Sudoku

Set 53at53. 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
4
4 8 7 3 2 5
3 6
5 4 3 1
8 2 4
3
1 9 5
4
5 9 8
Expert #2
1 8
4 7 2 9
2 9
1 5
8 4
7 6
3 7
9 6 1 8 3
4 6
Expert #3
7 2 8 4
9 4 7
5 6
6 5 3
3 9
9 1 7 5
8
2 9 3
1 6 7
Expert #4
7 2
6 9 2 3
4 1 7
2 4 6
6 1
8 9
7 6 2 4
4 5
1 2 9
Expert #5
6 3 7 1
3 8 6 4
1 2
9 3
8 9 7 3
4
5 2
4 1
5 9
Expert #6
2
1 4 9 8
5 4
5
4 8
2 7 8 1
6
5 2 4 9 1
3 8 4 5 7
Expert #7
5 3 9
1 2 6 7
4 6 3
9 7 6
3 8 7 2
9 3
5 6 8
1
2 4
Expert #8
9 2 7
5 3 6
8
9 6 2
4 1 3
8 1
3 8 6
7 9 3
2 4 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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