That's where Unity Learn is a huge help. It's a website run by Unity Technologies that offers hundreds of hours of professionally made video tutorials that dive into every facet of game development.

I also discussed how you could make a 2D platformer in Unity in 7 minutes — though that was really only a basic framework.

This Unity Bundle is built for newcomers and offers a broad look at how the software works. Along the way, you’ll learn the fundamentals needed to program your own 2D game.

This post looks at the strengths and weaknesses of Unity vs Unreal Engine for Android game development and ultimately aims to help developers decide which is the right one for their projects.