Hard Difficulty
Hard Sudoku Worksheets
For experienced solvers. Fewer starting numbers demand careful logical deduction across multiple cells.
Puzzle
#1
Hard · 9×9
Free PDF
Puzzle
#2
Hard · 9×9
Free PDF
Puzzle
#3
Hard · 9×9
Free PDF
Puzzle
#4
Hard · 9×9
Free PDF
Puzzle
#5
Hard · 9×9
Free PDF
Puzzle
#6
Hard · 9×9
Free PDF
Puzzle
#7
Hard · 9×9
Free PDF
Puzzle
#8
Hard · 9×9
Free PDF
Puzzle
#9
Hard · 9×9
Free PDF
Puzzle
#10
Hard · 9×9
Free PDF
Puzzle
#11
Hard · 9×9
Free PDF
Puzzle
#12
Hard · 9×9
Free PDF
Puzzle
#13
Hard · 9×9
Free PDF
Puzzle
#14
Hard · 9×9
Free PDF
Puzzle
#15
Hard · 9×9
Free PDF
Other Difficulties