Learn advanced shader techniques like volume rendering, interior mapping, and parallax mapping
Use a PID controller to improve the steering of a self-driving car, stabilize a Segway, and stabilize a quadcopter
How to optimize your Unity project
Links to where you can learn how to optimize your code in Unity and other tips and tricks as well as best practices
Tank Tracks - How to make tank tracks in Unity and Blender
Hybrid A* - Pathfinding for cars by using the Hybrid A* pathfinding algorithm
Do whatever you want with the code, but I'd appreciate credit (such as links).
...and follow me on Twitter: @eriknordeus