A study was undertaken (1) to determine if a relationship existed between preadolescents' levels of reading comprehension as defined by T. C. Barrett's Taxonomy of Reading Comprehension and their levels of moral development according to Lawrence Kohlberg's stage sequence and (2) to discover if females demonstrated higher levels of reading…

This 4-year longitudinal study of logical reasoning found complex interrelationships among different cognitive processes of children ages 6 to 15. Piaget's stage theory is discussed in the introduction, with a focus on the concrete operational stage in middle childhood. In the study, a representative array of logical concept tasks and short-term…