A portrait is presented of the toddler with slow expressive language development (SELD), based on research examining the health history; cognitive, communicative, and adaptive skills; behavior; and phonology of 30 toddlers with SELD and 30 nondisabled toddlers. The paper offers a review of research on the outcomes of SELD, and explores…

The study sought to examine developmental processes of substitution in the pretend play of Down's syndrome children and to clarify the onset mechanism of subskills in decontextualization, which refers to the progress from imitation to substitution and then to invention. Eighteen Japanese children, aged 29-55 months, with Down's syndrome were given…

Suggests that variations in the quality and type of infant care, in institutional and other settings in different cultures and social classes, can have influences on the long-term development of the child's rate, level, and type of cognitive development. (HOD)

This encyclopedia is a comprehensive reference work addressed to those interested in human development from birth through adolescence, including students of child development, teachers, health care providers, child psychologists, family counselors, education professionals, academics, and parents. Signed entries in the encyclopedia were prepared by…