This is a list of videos and text posts that should help you with some of the more advanced topics in the book:

Getting to know Unity

1. Getting to know the interface
2. Solving common errors

Audio

1. Using Multiple Audio Sounds

Artificial Intelligence

1. AI: Multiple NPCs
2. AI: Using raycasting to simulate NPCs’ sight and change their behaviour after detection
3. AI: Creating Waypoints from AI (dynamic paths)

Using Cameras

1. Camera Tricks

User Interface

1. Simple Inventory System
2. Simple Health Bar

Using RigidBodies

1. Rigid Bodies and Projectiles

Ray Casting

1. Using Raycasting

Finite State Machines & Animations

1. Introduction to Finite State Machines
2. 3D Characters Creation and Animation (Part 1)
3. 3D Characters Creation and Animation (Part 2)

C# Series

1. Introduction to C#
2. Intro to C# Classes
3. Constructors in C# (Part 1)
4. Constructors in C# (Part 2) + Creating Primitives from a script
5. Creating a Maze at run-time with C#, loops and arrays