This 1986 short promotional video piece introduces LucasFilm's Habitat, the first multi-player virtual world with "avatars".
About Serious Games
Serious games (SGs) or persuasive games are computer and video games used as persuasion technology or educational technology. They can be similar to educational games, but are often intended for an audience outside of primary or secondary education. Serious games can be of any genre and many of them can be considered a kind of edutainment.