The basic idea: Record yourself with a video to get an immediate feedback, so that you can improve your work.
Processing depth is a keyword in learning. Once you can explain an issue to somebody else, you have really “learned” it sustainably. With the app “Explain everything” you can easily create films including animation.
Who does not know it, the story of the pilot, who crashes to earth in the Sahara and meets a little prince from another planet who has left behind a rose over there, whose love he has recognited too late?