It is not everyone’s cup of tea to be an adult the moment you turn 18. It is impossible to put a number on life and make all humans behave in a similar manner. To step into adulthood, one has to achieve a certain level of maturity and people blossom into it at different time periods in their life.
To be considered an adult, one has to acquire some certain skills. Parents can help their kids develop these essential skills in order to make them more self-reliant and ready to face the world.