The document outlines a three-unit course on child and adolescent development, focusing on biological, cognitive, social, and emotional dimensions influenced by both nature and nurture. It details various developmental stages and milestones, emphasizing the importance of understanding the multidimensional and contextual nature of human development throughout the lifespan. Additionally, it categorizes child development into physical, cognitive, language, and psychosocial domains, highlighting the significance of these aspects in the growth of individuals from infancy to late adulthood.