This is not a joke, but maybe there is one in here somewhere .….?
Grammar: 1000 pages of grammar still doesn’t describe what a 5 year old knows. This stuff is mental….
Vocabulary: You need several thousand words just to get by, at least 500 pages of dictionary …. This stuff is mental too….
Pronunciation: Only 44 sounds (British English) and all on one sheet of paper (see the pron chart in the side bar), AND needed for every grammar item and every word. This stuff is physical….
OK, I know, we need it all……