Teaching Sustainability in the 21st Century - #7

By G. Rendell. Math isn't hard, although many people would disagree with that statement.  In fact, basic calculus is something almost any high school graduate should be able to master (although almost none of them do).
It's a commonplace among folks who grok the calculus that the material's not difficult, it's just badly taught.  I'd like to extend that statement to math in general, starting with first-grade arithmetic. Read more...