Learn UNITY with Real Code Examples
Updated Nov 24, 2025
Learning Path
Understand GameObject & Components
Learn basic C# scripting
Build simple 2D/3D prototypes
Master physics, UI, animation
Explore shaders, VFX, and optimization
Skill Improvement Plan
Week 1: Editor basics + C#
Week 2: 2D/3D scenes & physics
Week 3: Animation + UI
Week 4: AR/VR or networking
Week 5: Build a complete game
Interview Questions
Explain the GameObject–Component architecture.
What is the difference between Update() and FixedUpdate()?
How does Unity handle physics?
What is a prefab?
What is the difference between URP and HDRP?
Cheat Sheet
GameObject = entity
Component = behavior
Prefab = reusable object
Update() = frame loop
Rigidbody = physics body
Books
Learning C# by Developing Games with Unity
Unity in Action
Mastering Unity Shaders
Unity Game Optimization
The Unity Player’s Guide
Tutorials
Unity Learn
Brackeys tutorials
Unity YouTube channel
Udemy/Skillshare Unity courses
GameDevTV Unity series
Official Docs
https://docs.unity3d.com
https://unity.com
https://learn.unity.com
Community Links
Unity Forum
r/Unity3D on Reddit
Unity Discord servers
YouTube creators
Asset Store publisher communities
Community Support
Unity Forum
Unity Learn
StackOverflow
YouTube tutorials
Discord game dev groups