Free Unity 3D Games Programming Course

Home and Learn: 3D Games Programming (Unity C#)

This is a 3D Games programming course suitable for complete beginners. We're going to be using Unity, the market leader when it comes to games creation. Unity is free and the download details are in the first link in the first section below.

First Game - Create a car and a racetrack
Get up and running with Unity as you create a very basic driving game. By the end of this section, you'll know how to navigate the Unity software, how to add 3D Game Objects to a scene, how to create scripts, and a whole lot more. You'll be up and running! (For a better car game, see below.)

1.1 Download and Install the software you need

1.2 Let's get you started with Unity

1.3 Now you'll create a basic box car

1.4 Let's get the car moving with some easy code

1.5 Let's give the car something to race around

1.6 Now we can add a Lap Timer

1.7 Previous lap times and best lap times

1.8 Add some sounds to your Unity games

1.9 Download characters from the Unity Asset Store

Second Game - First Person Shooter
Now that you have some experience with Unity, we'll up the pace a little as you learn the mechanics of first person shooter games. We cover a lot of ground here, from importing characters and models to shooting enemy soldiers, and a whole lot more besides.

2.1 First Person Controller

2.2 Build the Walls and Corridors

2.3 Stick a gun in your hands and start shooting!

2.4 Add a gun sight to your pistol

2.5 Add some recoil to your gun with animation

2.6 Download a soldier and set up his animations

2.7 Add the Soldier to the Unity Scene

2.8 Detect if our shots hit the soldier

2.9 Health Scripts

2.10 Making the soldier fire at the player

2.11 Muzzle Flash

2.12 Respawn points

2.13 Health Pick Ups

2.14 Unity User Interfaces

2.15 Player Lives

2.16 A simple Game Over screen

2.17 Adding Multiple Enemies

2.18 Enemy Accuracy

Second Game Revisited - FPS with Zombies! (May 2025)
You'll create a second FPS game in these lessons. This time, you'll use the Universal Render Pipeline rather than the Bulit-in Render Pipeline. (This game will use Unity 6, so you may need to upgrade your software.) And you'll grab as many free game assets as you can!

3.1 Unity's own First Person Controller

3.2 Create a Scene with Free Assets

3.3 Grab a Free Gun!

3.4 Let's add a Zombie and Kill Him!

3.5 Add a sight to the Gun

3.6 Add some Zombie Sound FX

3.7 Get the Zombie to chase the Player

3.8 Fix Enemy and Player walking through things

3.9 Add a Skybox to your Unity Games

3.10 Get the Zombie to Attack the Player

3.11 Displaying things on Screen

3.12 Health Packs and Health Increases

3.13 Learn about Prefabs in Unity - More Zombies!

Third Person Controller
In these two lessons, we take a look at Unity's new Starter Assets. In particular, the third person controller. You'll learn how to swap out the default robot and add your own character, and how to add some animations.

4.1 Add a Third Person Controller

4.2 Add Animations

Extra Lessons - Unity Terrains
No coding required for these three lessons. You'll learn how to create a terrain in Unity using a heightmap. You'll add grass, rocks, trees, bushes, flowers,skyboxes, and water.

5.1 Create a Terrain using a Heightmap

5.2 Add textures to your Terrain

5.3 Adding Skyboxes and Water in Unity

Car Game - Take Two - (Updated May 2025)
We revisit cars and driving in these lessons. You'll construct a much better car, with a nice body and actual wheels. You'll also construct some roads, add engine sounds, a speedometer, and a minimap.

6.1 Unity and Wheel Colliders

6.2 Unity Car Coding

6.3 Add a lovely car body

6.4 Add brakes and engine sounds

6.6 Build some roads on a terrain

6.7 Learn how to switch cameras

6.8 Add a speedometer

6.9 Add a minimap to your Unity games

Extra Lessons - Just Dip In!
Here's a few extra lessons you can just dip in to. Learn about health bars, how to fire a cannon, and how to set up a Sound Managers

7.1 Health Bars in Unity

7.2 Fire a Cannonball from a Cannon

7.3 Set up a Sound Manager in your Games

7.4 Create your own Endless Runner Game

7.5 The Simplified Input System in Unity 6

Extra Lessons - AI Navigation
In these lessons, you'll learn how easy it is to get characters to move around all by themselves. You'll also learn how to set up a character to patrol.

8.1 AI Navigation in Unity

8.2 Mesh Agent and Surface Settings

8.3 AI Character Patrol

8.4 AI Enemy Jump onto Platforms

Extra Lessons - How to Make a VR Game
You're going to need a VR headset for these extra lessons. If you have one, you'll learn how to create your own VR games, how to walk around in a scene, build your own scenes, grab things, shoot things, and a whole lot more.

9.1 Set up your VR Headset for Unity Development

9.2 Getting Started with VR Game Programming

9.3 Set up Unity for a VR Character

9.4 Add VR Hands to your Character

9.5 Animate your VR Hands

9.6 How to Grab things in your VR Games

9.7 Fire a gun in VR