About Just Sudoku Difficult Magazine Subscription
For those puzzlers looking for an extra challenge, this sudoku magazine comes with a range of puzzles that require some serious thought.
Just Sudoku Difficult uses levels 5 and 6 on Just Sudoku’s 1 to 7 difficulty scale. It is perfect for those who know they like that extra difficulty or want to move up from the lower levels of puzzling.
Sudoku is a popular puzzle format from Japan that people all over the world enjoy and use to exercise their brain and stay sharp. Just Sudoku’s range takes you from easier puzzles up to sudoku’s that will make you scratch your head.