If one day someone told you that video games are not educational advise them, the movie below and you will see that at least in this case can not contradict the video that is right for you is the sixth Developer Diary for Assassin's Creed II. The developers tell us that the game is a real reminder of history.

All the monuments, cathedrals and famous places that actually exist that will frame the entire story, we will discuss entering a "Database", a sort of notebook of history.
Let's face it: you learn by playing.

Assassin's Creed II - Developer Diary | HD version