Introduction to Computer Graphics, Section B.1 -- Blender Basics
In the Sub-Object levels there should be an Element level - User Feedback - Developer Forum
Selecting — Blender Manual
How to select all in Blender?
How to select the opposite face in Blender - Quora
BLENDER BASICS 3: Selecting Objects - YouTube
outliner - Is it possible to select an object in the 3D view, and see it highlighted in the outline view if it is inside a collection? - Blender Stack Exchange
Blender 2.8 can't select object inside other object - User Feedback - Developer Forum