After studying this chapter, you should be able to answer the following questions:
- What are some general principles of human development?
- How does children's thinking differ at each of the four stages of development Piaget described?
- What are the similarities and differences between Piaget's and Vygotsky's ideas about cognitive development?
- What are the implications of Piaget's and Vygotsky's theories for teaching students of different ages?
- How does language usually develop during the school years, and what happens if children are learning two languages at once?
