The MacArthur Communicative Development Inventories (CDI) are a pair of time-efficient, cost-effective, machine-readable forms - to be completed by the parent - that provide information about young children's communicative skills. Using the CDI forms - one for infants, one for toddlers - along with the instructions and data in the CDI User's Guide and Technical Manual, speech-language pathologists and other specialists working in schools, hospitals, and clinics can now obtain reliable information on the course of a child's ...
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The MacArthur Communicative Development Inventories (CDI) are a pair of time-efficient, cost-effective, machine-readable forms - to be completed by the parent - that provide information about young children's communicative skills. Using the CDI forms - one for infants, one for toddlers - along with the instructions and data in the CDI User's Guide and Technical Manual, speech-language pathologists and other specialists working in schools, hospitals, and clinics can now obtain reliable information on the course of a child's language development - starting with the first non-verbal gestural signals - through the expansion of early vocabularly - to the beginning of grammar.
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