Second-Language Acquisition and Bilingualism at an Early Age and the Impact on Early Cognitive Development

摘要: Introduction The possibility that early bilingualism affects children’s language and cognitive development has long been a concern for parents educators. In the first half of 20th century, prevailing view was second-language acquisition in life made children confused interfered with their ability to develop normal functions succeed educational environments. These ideas were dramatically reversed landmark study by Peal Lambert showed general superiority bilinguals over monolinguals wide range intelligence tests aspects school achievement. Recent research more balanced, identifying areas which bilingual excel others no effect on development.