

I’m talking about like your mom if she started using Linux, and just needs it to be able to open a web browser and check Facebook or her email or something.
Nothing. Just set up Elementary or Mint or something with a shortcut to Firefox and there’s nothing else to do. Any apps they might need would come from an app store, so point that out.
A student that just needs a laptop to do homework and take notes
So how to open a text editor? Recommending an easy-to-use and standard one like Kate would be good, but a polished distro will have one preinstalled.
someone that just wants to play games on Steam and chat on discord.
They need concepts like filesystems (e.g. the concept of a root directory, mounting, and device files), software repositories (since steam comes from a non-default repo in many distros), an awareness of the whole graphics driver situation, and hardware both appropriate to their needs and to running Linux.
Pig-like animals? Is it boars?