Case study research methodology was used to describe the play behaviors of three infants at 12 months of age, who were later diagnosed with an autism spectrum disorder. Data included standardized test scores, and analyses of video footage of semi-structured play sessions from infants identified as high risk for autism, because of having a sibling…

Noting that the preschool years play a crucial role in cognitive development, this book offers Piagetian-based educational activities for parents or teachers and preschool children that can be integrated into daily routines in a variety of everyday settings. The book is divided into two parts, the first describing cognitive development from a…