Use app inventor component?



Above, these components.
Give an example for each component. Is there such a website, or book?

Read this (especially → point 1):



See these Built-in Blocks Documentation
Component Documentation

(Anke pointed to one of them)
read the ebook described in these resources which can help you learn to use the AI2 tools. A very good way to learn App Inventor is to read the free Inventor's Manual here in the AI2 free online eBook ... the links are at the bottom of the Web page. The book 'teaches' users how to program with AI2 blocks.

There is a free programming course here and the aia files for the projects in the book are here:

How to do a lot of basic things with App Inventor are described here: .

Also look here and here for more tutorials.

Learn about components
and visit the Library Help>Library on the MENU