How to start learning (mastering) CMS WordPress?

Question

CMS

Advise where to start learning (mastering) CMS WordPress?
I want to learn the principles of layout, as well as fully work with this CMS.
Previously dealt only with CMS Data Life Engine.
There is knowledge of HTML, CSS - confidently, PHP, jQuery - only the basics.
Preferably video materials and books.

Answer 1

Recommend literature for learning WordPress
What are some good articles in Russian on layout for Wordpress?
here is the video :)
here are the books

Answer 2

First, I always get acquainted with the structure (schema) of the database, in the case of WordPress - it is very simple. It is not necessary to understand everything, but the data structure gives a very clear idea of ​​the system.
Here is a short description in English. WordPress Database Description

Answer 3

Set yourself a task and implement it, for example, write a plugin, then a theme. And then there will be at least some idea of ​​​​the work of the CMS.
In general, all these video courses without practice, it's like learning to drive by watching a video :)

Answer 4

Thank you!
Or maybe you know any video materials?
I will be very glad. Because it’s easier for me to perceive and study the material.

Answer 5

I wrote the first thread on this .
In general, the code has everything.