I shuddered when I read the name and thought "Ok, class, Advanced building 101!" or "Ok, class, History of Blockland!"
Mod lessons are just as bad.
It would be a nightmare trying to do this when handicapped 6 year olds with ADD can't pay attention and start making gay comments...
Really, don't make any kind of "school" or "lesson" in Blockland. It's not needed.