The important thing is that kids are stimulated mentally and physically and learn good social skills.

BBC: Is five too soon to start school?

Ofsted's report found the development of pupils' personal and social skills was good or outstanding in 42 of the 50 schools inspected, but in the weaker schools "casual use of homophobic and disablist language was commonplace".

BBC: Poor sex education leaves pupils vulnerable - Ofsted

In addition, they also demonstrate significantly higher levels of positive social and personality development (e.g. positive interpersonal relations, good communication and creative skills, more self-confidence and a greater ability to integrate into the school environment).

UNESCO: Family Literacy Programmes (FLPs)