Objectives Review the theories for cognitive development throughout the life span. Explain the basis of the information-processing approach. Review Vygotsky’s sociocultural theory. Identify how infants develop language. Instructions Write a 2-3 page paper, title page, abstract, and reference page included in which you summarize the strengths and weaknesses of Piaget’s stages of cognitive development and Vygotsky’s sociocultural theory of development. Describe how cognitive and sociocultural development support language development. In your paper you should address: The strengths and weaknesses of Piaget’s theories. The strengths and weaknesses of Vygotsky’s theories. Identify the elements of each theory that you think are the strongest and/or the most problematic, and explain why you think so. How do cognitive and sociocultural development support language development? What should caregivers look for to confirm that a child is progressing in their language acquisition (ages 1-3)?