Reexamined the theoretical question of early childhood egocentrism by replicating Piaget and Inhelder's mountain experiment with variations to insure the age appropriateness of the task for 3- and 4-year-old children. (SDH)

This study examined the effectiveness of an intervention program for culturally deprived preschoolers living in a rural area. The subjects, 29 children between the ages of 3 years 10 months and 5 years 3 months, were administered a kindergarten readiness test and the Peabody Picture Vocabulary Test at the beginning of the school year and again at…

A curriculum hierarchy evaluation (CHE) model was developed by combining a transfer paradigm with an aptitude-treatment-task interaction (ATTI) paradigm. Positive transfer was predicted between sequentially arranged tasks, and a programed or nonprogramed treatment was predicted to interact with aptitude and with tasks. Eighteen four and five…