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In this chapter we covered,

• Piaget’s preoperational stage.
• Vygotsky’s sociocultural theory.
• Information processing.
• How young children understand the world.
• Typical progression of cognitive and language development (milestones).
• Early childhood education.
• Autism spectrum disorder.

In the next chapter, we will finish covering early childhood education by looking at how children understand themselves and interact with the world.^[1]