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Prenatal development
Fetus learns speech sounds of mother's language. -
Period: to
Birth - 5 years
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Cooing (2 months)
Infants begin in coo using vowel sounds. -
Babble (6 months)
Infants begin to add consonants to their coo sounds and repeat syllables. -
Babble with sound patterns of spoken language (7 months)
Infants add sound patterns from spoken language into their babble. -
Joint attention (8-12 months)
Infants attend to the same object as their parent/caregiver. -
Preverbal gestures (8-12 months)
Infants use preverbal gestures to interact with adults and convey information. -
First word (1 year)
Toddler produces first word. -
2 word utterances (18-24 months)
Otherwise known as telegraphic speech, vocabulary increases. -
200-250 word vocabulary (18-24 months)
Toddlers vocabulary expands rapidly. -
Use of pronouns (2 years)
Child begins using pronouns to describe people. -
Stringing words together into sentences (3 years)
Child can produce sentences that are understandable. -
Complex sentences (4 years)
Child can produce complex sentences and follow complex instructions. -
Child can produce narratives (5-7 years)
Child can produce narratives with chronological order. -
Adult-like conversations (8 years)
Child can speak in adult conversations. -
Jokes and riddles (7-9 years)
Child uses language socially by using jokes and riddles. -
Child comprehends idioms and and comprehends written tests. (9-12 years)
Child's comprehension grows in maturity.