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  2. Child development stages - Wikipedia

    en.wikipedia.org/wiki/Child_development_stages

    t. e. Child development stages are the theoretical milestones of child development, some of which are asserted in nativist theories. This article discusses the most widely accepted developmental stages in children. There exists a wide variation in terms of what is considered "normal", caused by variations in genetic, cognitive, physical, family ...

  3. Child development - Wikipedia

    en.wikipedia.org/wiki/Child_development

    Child development. A child using fingers to make a small, circular hole in the sand, 1997. Child development involves the biological, psychological and emotional changes that occur in human beings between birth and the conclusion of adolescence. It is—particularly from birth to five years— a foundation for a prosperous and sustainable society.

  4. Language development - Wikipedia

    en.wikipedia.org/wiki/Language_development

    Language development in humans is a process which starts early in life. Infants start without knowing a language, yet by 10 months, babies can distinguish speech sounds and engage in babbling. Some research has shown that the earliest learning begins in utero when the fetus starts to recognize the sounds and speech patterns of its mother's ...

  5. Phonological development - Wikipedia

    en.wikipedia.org/wiki/Phonological_development

    For example, only about half of the 4- and 5-year-olds tested by Liberman et al. (1974) were able to tap out the number of syllables in multisyllabic words, but 90% of the 6-year-olds were able to do so. [28] Most 3- to 4-year-olds are able to break simple consonant-vowel-consonant (CVC) syllables up into their constituents (onset and rime).

  6. Piaget's theory of cognitive development - Wikipedia

    en.wikipedia.org/wiki/Piaget's_theory_of...

    Jean Piaget in Ann Arbor. Piaget's theory of cognitive development, or his genetic epistemology, is a comprehensive theory about the nature and development of human intelligence. It was originated by the Swiss developmental psychologist Jean Piaget (1896–1980). The theory deals with the nature of knowledge itself and how humans gradually come ...

  7. Toddler - Wikipedia

    en.wikipedia.org/wiki/Toddler

    Human growthand development. A toddler is a child approximately 1 to 3 years old, though definitions vary. [1][2][3] The toddler years are a time of great cognitive, emotional and social development. The word is derived from "to toddle", which means to walk unsteadily, like a child of this age. [4]

  8. Vocabulary development - Wikipedia

    en.wikipedia.org/wiki/Vocabulary_development

    Vocabulary development is a process by which people acquire words. Babbling shifts towards meaningful speech as infants grow and produce their first words around the age of one year. In early word learning, infants build their vocabulary slowly. By the age of 18 months, infants can typically produce about 50 words and begin to make word ...

  9. Denver Developmental Screening Tests - Wikipedia

    en.wikipedia.org/wiki/Denver_Developmental...

    The Denver Developmental Screening Test (DDST) was introduced in 1967 to identify young children, up to age six, with developmental problems. A revised version, Denver II, was released in 1992 to provide needed improvements. These screening tests provide information about a range of ages during which normally developing children acquire certain ...