The document summarizes cognitive, physical, and social development during middle childhood from ages 7-11. Key points include:
- Children develop concrete operational thought and can understand reversibility and conservation.
- Their memory, vocabulary, and information processing skills improve. Socioeconomic status impacts development.
- Physically, children gain weight and strength and lose baby teeth while gaining permanent teeth. Fine motor skills progress.
- Socially, children identify more with peers than parents and understand other perspectives.