Printable Expert Sudoku

Set 1ef1iym. 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 4 9 8 6
6
7 3
2 5
8 7 9
9 7 5 4
5
3 8 9
2 1 4
Expert #2
6 9 3
8 1
4 1
5 8 4
7
2 1 8 7
9 4
2 3
5 3 9 8 6
Expert #3
3
4 5 1 7
1 7 8 3
7 8 4
9 6 1
7 5
4 6 2 8 1
3 6
4
Expert #4
2 5 6 1
4 3 9
8 1 4 5
6 9 7
7 9
2
6 1 8 3
2 8
3
Expert #5
5 4 6 2 9
1 2
6
9 8 4
7 6 9
5
1 9
9 2 3 8
6 5 8 4
Expert #6
3 1 5
4 7
9 2
9 8
1 6 5
4 7 3
3 5 7
2 6
1 5 9
Expert #7
3 2 6
6 5 3
4 7
5 1 8
8 4 9 1
3 6 4
1 2 6
8 4 3 9
Expert #8
7 3 5
8 6 2
1 6
9
5 3 4 9
8 4 3 1
9 5 1 4
9 2 7
3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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