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Santos, Laurie R. – Developmental Science, 2004
Human toddlers demonstrate striking failures when searching for hidden objects that interact with other objects, yet successfully locate hidden objects that do not undergo mechanical interactions. This pattern hints at a developmental dissociation between contact-mechanical and spatiotemporal knowledge. Recent studies suggest that adult non-human…
Descriptors: Toddlers, Primatology, Adults, Models
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Smidt, Mandy L.; Cress, Cynthia J. – Education and Training in Developmental Disabilities, 2004
The present study assessed mastery behaviors in toddlers with physical impairment during object and social play interaction with their parents. Poor mastery motivation in object play of children with physical impairments has been attributed to difficulty in independently structuring tasks, limited experience in play effectiveness, and frequent…
Descriptors: Toddlers, Persistence, Motivation, Receptive Language