Examines similarities between human evolution of language and the development of child's language, including the gradual building of sentence, the use of gestures, and the introduction of symbols. Discusses principles of human uniqueness, brain development, and the internal mechanisms for language stages, and offers conclusions similar to…

Discusses pre-linguistic and linguistic stages of language acquisition that are part of a continuum of receptivity and communication every child experiences in the first 3 years of life. Suggests parents assist language development by being sympathetic to each developmental turning point, providing the right emotional climate for expression, and…

Discusses the centers of language in the brain and the critical period for language acquisition. Explains developmental milestones of language development--receptive language, babbling, short phrases, full sentences--in the context of brain development. Emphasizes parents' role in language development, including talking to the child, dialogic…