Have you heard of the Sakamoto Method for solving Primary School Maths sums? I have not, so it was a pleasant surprise when I chanced upon it while searching the Internet for Mathematics-related information. To me, the Sakamoto Method appears to be very interesting, because it takes quite a novel approach to problem solving, employing easy-to-understand logic and simple line diagrams. It’s a bit like Models, but takes it much further without making things mind-boggling. Note: I don’t know...