Mum, Jas, 29, started testing Arthur on his knowledge and he is now able to remember every single state and national flag. Bobby, a charity manager from Rayleigh, Essex, said: “It’s all self ...

Mum Jas, 29, started testing Arthur on his knowledge and he is now able to remember every single state and national flag. Arthur's dad, Bobby, said the youngster has helped him improve his own ...