Yeah, that’s my thinking now as well. It’s going to take an incredibly long time but truly understanding each problem is probably the only way to go.

Which is where this beats self study using books, I think. With a book, I can sort of wing it and think I understand something when I only do so very superficially whereas when you do the problems you truly learn what you understand and what you do not. And MathAcademy is only problems, so …