Computer Science
According to Wikipedia, Computer Science is the study of computation, automation, and information. The ability to be able to use a machine to compute sophisticated problems has advanced mankind's knowledge in many folds. We interact with computing devices every with devices like our computers and phones. Everything is sending and relaying information between each other making it a lot more accessible.
Here is a map of what computer science has to offer. This credit goes to Domain of Science for this map...

Catalog of Subjects
Subject | Course |
---|---|
Python Basics | Python for Everybody |
Intro to Computer Science | Introduction to Computer Science and Programming Using Python |
How to Code: Simple Data | How to Code: Simple Data |
How to Code: Complex Data | How to Code: Complex Data |
Programming Languages, Part A | Programming Languages, Part A |
Engineering Ethics | Ethics, Technology, Engineering |