Printable Expert Sudoku

Set 4r19uk. 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 3
4 6 5 9
3 2 5
7 9
9 4 7 5 8 1
1 5 3
7 8
4 2 8
9
Expert #2
9
1 4 3
2 8 5
7 2 9 6
6 2 7
9 7 8 3
4 8 6
3 9 7
Expert #3
6 5 9
7 8
1 5 8 2
4
2 7 1
4 6 9 2
1 3 5 8
2
9
Expert #4
3 6
8 2 1
5
2 6 7 9
3 2 7
4 5
3 5
9 1 4
4 7 1 8
Expert #5
3
1 5 2 9
8 9
7 3 6
6 9
2 7 8
4 1 7
5 7
4 3 1
Expert #6
4 5
8 9 6
9 2 7
7 8 1 4
5 7 9 1
6
1 3 6
8
7 2
Expert #7
2 6
4 7
3 4 1
5 8 9
2 6 7 4
9 3
9 6 5 4
4 7 9
Expert #8
5 4 6
2 9 5
3
5 9 3 1
5 1 9
2 8
3 2 4
6 7
9 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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