2) The header short end is too short to fit into the servo female end.
Yes, thanks BranchofLight! I saw this written in a post whilst looking for the reason that #7 doesn't work properly either, and tried it, seems to work. That said the servo's wires are on the plastic block in a different order to the book so even with the header pins it still couldn't have worked
Yes and that's what I did, but you know when you buy a book as part of a learning kit it's really not entirely unreasonable to expect them to be as illustrated .