There are many books and videos available to teach how WordPress works and how to manage its various functions. but the fastest way to learn WordPress is to be shown how and to work hands on from the start.
One to one tuition will take you through all the procedures a step at a time, explaining the functions and the methods to alter elements in your site.
There is nothing difficult about WordPress but it is crucial to manage your site properly and to carry out regular housekeeping tasks. Updates need to be attended to, plugins updated and backups made, especially after work has been done.
Following logical steps all of this can be covered in just a few hours.