I come from a family of educators and have many friends who teach, as well. The attached is one of many "tools" I get asked for around this time of the year (back to school). It is admittedly something of a "tongue-in-cheek" look at school subjects; used to get some degree of thinking going on.
Note: A few slides may contain mild curse words
Ken Kranz Consulting "The best way to predict the future is to invent it." - Alan Kay