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Kasari, Connie; Freeman, Stephanny F. N.; Huges, Margaret A. – American Journal on Mental Retardation, 2001
Findings of three studies indicate that young children with Down syndrome perform similarly to typical controls matched on mental ages (MAs) of approximately 3 years. However, by developmental age of 4 years, children with Down syndrome performed worse than both MA-matched typical children and children with non-Down syndrome types of mental…
Descriptors: Child Development, Downs Syndrome, Emotional Development, Facial Expressions
Peer reviewedBerry, P.; And Others – Journal of Child Psychology and Psychiatry and Allied Disciplines, 1984
A lock box for investigating preschool children's problem-solving behavior was used with 17 Down syndrome children and 17 normal children, all of whom had a mean age of 37.4 months. Small children showed greater competence, more organization, and less perseverance than those with Down syndrome. (RH)
Descriptors: Downs Syndrome, Foreign Countries, Longitudinal Studies, Mental Age
