Successfully complete 5 levels to unlock the achievement
Successfully complete 10 levels to unlock the achievement
Successfully complete 50 levels to unlock the achievement
Successfully complete 100 levels to unlock the achievement
Successfully complete 150 levels to unlock the achievement
Get help to pass a level by using more than 10 hints
Get help to pass a level by using more than 5 hints
Get help to pass a level by using more than 15 hints
Pass 5 levels without giving a wrong answer
Pass 15 levels without giving a wrong answer
Pass 20 levels without giving a wrong answer
Pass 50 levels without giving a wrong answer
Get help to pass a level by using more than 20 hints