This assignment delves into the developmental needs of children, particularly focusing on a case study of Jack. It examines how social and cognitive development intertwine and how factors like separation from caregivers can impact a child's progress. The paper highlights the importance of nurses understanding developmental benchmarks to provide appropriate care based on a child's age and stage. It also discusses influential theories like Erikson's theory of social development and Piaget's theory of cognitive development, emphasizing their relevance in shaping nursing practice.