Reports findings of an investigation of the development of 54 children at 8 years of age with congenital rubella. Examines the relation between specific patterns of physical disability and cognitive and adaptive behavior. (ED)

Provides data indicating that development occurs in cycles, with behavioral competencies appearing and developing and then disappearing only to reappear again in a more complex form at a later age. Data on conservation and auditory-manual coordination in infancy are used to support this theory. (ED)

Reports on development of a model for studying communicative competencies using naturalistic observations of specific behaviors. Discussion focuses on ways mothers and toddlers train each other to be successively more effective in their relationships. (ED)

Examined the spontaneous pretend play of mothers and children from the inception of pretend play in late infancy through its elaboration during the preschool years. Suggests that although mothers and young children had different primary motives for initiating pretend play, they both capitalized upon the others' interests in, or support of, pretend…

Examined the role of pretend play interactions in stimulating social and emotional competence by comparing the quality of pretend and nonpretend social play. Found that pretend play involved more complex, mutually responsive, and emotionally invested social interaction than nonpretend play. Expression of psychosocial issues within pretense was…