Introduce him to game development with Godot engine. I don't know any specific tutorials, but you should be able to find something on YouTube.
You can also introduce him to the Free Software movement: https://youtu.be/Ag1AKIl_2GM
If a project is popular people will make changes to it every day. But you can look at the repo and judge for yourself.
Introduce him to game development with Godot engine. I don't know any specific tutorials, but you should be able to find something on YouTube.
You can also introduce him to the Free Software movement: https://youtu.be/Ag1AKIl_2GM