Five experiments investigated the importance of shape and object manipulation when 12-month-olds were given the task of individuating objects representing exemplars of kinds in an event-mapping design. In Experiments 1 and 2, results of the study from Xu, Carey, and Quint (2004, Experiment 4) were partially replicated, showing that infants were…

The task classification scheme suggests that motor skills be categorized as the processing demands placed on a learner, feedback availability, and pacing conditions. Potential learning strategies were identified and defined in relation to the classification scheme. (JN)

Assessment of 60 children (ages 9-15) with learning disabilities resulted in a group with relatively intact visual planning and mental flexibility skills and a group clearly dysfunctional in these areas. Comparison of the two subtypes on measures of academic skills, visual memory, visual-motor integration, and motor speed indicated significant…