I have always thought the Encyclopaedia Britannica's Outline of Knowledge was easy to follow and to understand. Their broad outline looks like this:
Matter and Energy
The Earth
Life on Earth
Human Life
Human Society
Art
Technology
Religion
The History of Mankind
The Branches of Knowledge
Of course, each of these are broken down into sub-categories, but you get the idea.
Teaching with Moodle
Taxonomy of subject areas
This discussion has been locked so you can no longer reply to it.