Getting children to love reading and writing can prove to be a challenge, especially with television, films and games being it's most harsh competitors. Having some family reading time can be very powerful. If your child sees you replacing TV with books then they are more likely to be inspired to get excited about it too.
Maths - the number of times I hear "I'm no good at maths!", "I hate it", "I'm not a numbers person", "I always fail at maths". The strange thing is, it's often said with a smile, a shrug, an acceptance that it's normal, it's ok. In contrast you would hardly ever hear someone admit in public "I can't read", "I can't write" and if someone did I am confident it would not be said with a smile.
The 11+ has historically been the way of selecting those students most suited to an advanced academic stream. In many countries streaming in this way has proved to be highly successful, for example, Singapore and high profile gifted and talented programmes in the US. However there is often a lot of negative debate around the subject.