Describes two studies investigating the development of recursive thinking in 60 Dutch children five, seven, and nine years of age. The first study replicated earlier research employing a verbal production procedure. The second study used verbal comprehension procedures and concluded that development appears two years earlier than indicated by the…

Reviews five books: (1) "Modularity and Constraints in Language and Cognition" (Gunnar and Maratsos); (2) "Beyond Modularity: A Developmental Perspective on Cognitive Science" (Karmiloff-Smith"; (3) "The Self-System: Developmental Changes between and within Self-Concepts" (Oosterwegel and Oppenheimer); (4)…

Examined perception of object unity in partial occlusion in 72 infants. Recorded how long subjects looked at a display of complete and incomplete rods. In test and control conditions, infants looked longer at broken rods than at complete rods, suggesting that infants' cognitive, visual, or attentional skills may be insufficient to support…