Explores the extent to which social cognitive aspects of preschool children's free play behaviors varied according to two classroom contextual variables: (1) presence in different learning centers and (2) number of children and adults in those centers. Results incdicated that children behaved differently according to these variables. (Author/AS)

This study tested, in the classroom, the proposition derived from organizational theory that the operation of the classroom organizational system is related to the aggregated achievement gains of the students, or, more specifically, that collective achievement is the product of the interrelationship of the instructional technology, the type of…