This is a complete Unity game called Shape Havoc.
It is ready for release and is great for educational purposes.
Contains Admob ads.
How to play?
On mobile : Click on the cubes to destroy them.
On desktop : Click on the cubes to destroy them.
Your goal is to form a shape that can fit inside a moving wall. If
you fail to form the perfect shape in time, the game is over.
GNU (General Public License ) free software license
Also available (video gameplay)
You need to download unity version above 2019 or higher. Then you get the link to this project. Next:
You create a blank project on your 2019-2021 project.
Import all the content I provided you with.
Then use it as you wish.