What about CPAN?
You can’t even use it without the documentation of the program that you want to install because some dependencies have to be installed manually, and even then there’s a chance of the installation not working because a unit test would fail.
If you have an Android phone then you can enable a feature called TalkBack that reads up screen content and lets you control your device with touch gestures, so you can use the phone without having to look at the screen.
This combined with wireless earbuds is a real game changer for cheating in school.