Encourage her to read more story books. Do not criticize her for writing anything impossible or imaginative. Give interesting and uncommon topics, such as: A night alone in jungle, floating in space, things you want to do but can't, etc.
This depends on your iOS and settings. If you are on iOS 13, go to Settings > Safari > Downloads and check what is your download location, it should be...
Short stories, are as they say, short. But it greatly depends on the age group, like for preschoolers they have few pages but huge words and simple sentences with colorful...
It's possible you're having difficulty deciding what point you are trying to make. This is one of the most difficult parts of writing. Decide exactly what you mean and sometimes...
Make sure you have an outline before you write. Whether it be a simple paragraph that explains what happens in order, or full on character designs and a step by...
Get advice from readers. Show you're story to a few family members or close friends, and have them give you advice on what's good and what can be improved.
My biggest bit of advice would be to limit screen time. Something like writing requires a clear mind and some space to think. It's hard to get into that zone...
If you would like to write long stories instead, go for it. You could also just write some scenes (dialogues, battles, descriptions, etc) for a long story. Skills will come...