Reviews the current theories concerning individual differences in cognitive functioning. While some argue that heredity places a genetic cap on intellectual development, others emphasize the dynamic interrelationship between cultural and environmental factors. Concludes that intelligence is more complex than the heredity advocates allow. (MJP)

Explores implications of Vygotskian developmental model for teaching number concepts to children with communication difficulties. Postulates these children develop individualized learning strategies that reflect the context of their condition. Discusses a study involving number conservation among children with communication difficulties. Advocates…

Explores the impact of a personal development project on the attitudes, behavior, and understanding of British high school students. The study circulated questionnaires to students from nine different locations in two districts. Responses clearly demonstrated that Personal Development Planning results in more appropriate choices being made at key…