Printable Expert Sudoku

Set ftspm6. 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
7 8 4 2 9
5
3 2 6
5 7 6 1
9 1
3 4
7 5 8
8
4 6
Expert #2
7 3 5 9
4 1
5 1 3 4
1 5 7 3 4
2
1
7 3 6
9 6 1
8 2
Expert #3
4
1 2 4 7 6
3 2
4 8 7 1
9 6
2 4 6 1 5
9 8 5
2 6 3
1
Expert #4
8 9
5 8 2
1 6 4
1 9
4 7 8
4 9 5 3
4 6 8
3 2 5
5
Expert #5
4
9 5 6
7 3 4
3 4 7 5
1 4
7 1
7 8
5 1
2 6 9
Expert #6
2 5 1
9 1 6
3 8
1 4 6 2
5
4 7 9
5 4
8 9
3 7 8
Expert #7
5 8 6 3
8
7 9
1 6 2
2 6 4
4
9 2 4 1
2 1 5
5 8 3 2
Expert #8
8 5 7
2 4
3 2
6 1 2 9 5
7
2 8
3 7
5 9 4 1
6 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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