From second language learning to bilingualism in schools
from Psychology Today
We are many who feel that education should help children and adolescents acquire a second or third language while retaining their first language. Education should also encourage the active use of those languages, if at all possible. Currently, many educational systems throughout the world follow one of UNESCO's objective in its 2002 Universal Declaration on Cultural Diversity which encourages, among things, "the learning of several languages from the earliest age". But there are many different ways of doing so, as we will see below.
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