Firstly, “learning adventures” are kind of like unit-long games:

https://lawlesslearning.com/free/learningadventures/

Also, my simulations are unit-long games:

https://lawlesslearning.com/simulations/

Here is an amazing simulation made by Nick Adeney:

This is the full booklet that should allow teachers to play this role play simulation.

(c) Nick Adeney