The study examined the effectiveness of enhancing perceptual differentiation in the training of four developmentally delayed preschool children who were so low-functioning that they did not demonstrate oddity responding (ability to choose one distinct stimulus from a group of identical stimuli). Instead of the Arabic numerals used in the original…

Explores the dissociation between the performance by children with autism on false belief tasks, on which they do poorly, and false photograph, false map, and false drawing tasks, on which they do well. Suggesting domain specificity in the development of representational system, the results supported the modularity of theory of mind and the…

Parents of 24 developmentally delayed infants provided their children with sequential experiences intended to foster the development of the object construct. (Author/SBH)

The study of affect comprehension in 15 children with pervasive developmental disorders (ages 7-10) and normal children matched for mental age found that the disabled children were impaired on affect matching compared to the controls and were impaired on face and affect matching relative to their own performance on object matching. (Author/DB)

Many preschool children with developmental delays in cognition and language are in the preoperational stage as defined by Jean Piaget's theory of cognitive development. The preoperational stage is divided into the preconceptual and the intuitive phases. During the preconceptual phase, the preschooler is unable to form true concepts and often…