Printable Expert Sudoku

Set 1j7pqsg. 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
2 1
9 5 3 6
4 9 6
2 4 8 1
7 9
8 5 4
6
6 7
9 4 8
Expert #2
2 5
7 3 8
5 6 7 3
4 9
9 1 6 2
7 9 4
1
7 5 3
8 4 6
Expert #3
4 3
5 3 9 6
9
6 5 2 7
4 9 2
8 6 5
3 1
1 2
4 6 7 9
Expert #4
1 8
5 2 1 7
6 9
7
2 3 8
1 8 3 5
9 2 3 4
4 3 1
5
Expert #5
6 8
1 5 6
5 4 1
8 4 9 7
7
6 3 8 9
8 5
3 1 8 4
9 1
Expert #6
9 8
7 4 6 3
6 5 7 8
8 1
8 4 7
1 5 3 9
7 2 3 9
1 2
Expert #7
1 3
6 5 7
2 5 9 1
3 6
9 1 7
6 8 2
7 5 8 6
4
6 3
Expert #8
6 1
3 4 5
1 3 9 2
9 7 6 8
7 9
4 9 5
7 5 6 4 8
7 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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