Printable Expert Sudoku

Set 1y7ek23. 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
5 2 4
5 9 6 8 1
3 4 9
4 9 7 6
8
5
2 1 3 6
7 2 9
Expert #2
4 8 7 6
3 1 6
5
4 2 9
3 9 8 1
6 3 9 2 7
1
2 7 6
Expert #3
3 9 6 2
7 2 3 8
7 5
9
5 3 8
6 2 5
2 4 1
1 8 3
4 7
Expert #4
8
5 1 2
4 9 3 6 5
7 6
2 1 5
1 4 8 9 2
7 8
5 3
6
Expert #5
1 2
6 3 1
3 4 6 9
8
5
4 1 7 8 6 2
2 8 5
1
6 5 7 4
Expert #6
4
3 8 7
7 8 1
5 2
3 1 4
4 5 6 3
8 9 6
2
7 6 1 3
Expert #7
4 3 6 7
9 2 4 5
3 2
5 8 1 9
2 1 7
8 6
2 5 3
6 7 9
Expert #8
6 7 4
2 6 7
4 9 1
2 3 8
9 2
4 5 3
7 5
4 1 5 6
1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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