1. What are identical twins? What explains any differences they may develop? Two babies that look alike that have certain features to tell them apart.
2. Describe physical developments that occur in infants between birth and their first birthday. By their first birthday, babies are starting to walk, talk, and learn about their world.
3. List Piaget’s four stages of cognitive development in the order that they occur.
Sensorimotor stage During this stage, babies and toddlers use their senses and motor skills to learn about the world around them.
Preoperational stage During this stage, young children start using language. They also develop an imagination. A child in this stage can pretend that a broom is a horse and “ride” it around the house.
Concrete-operational stage During this stage, children develop the ability to think logically about concrete things. They develop the understanding that things may change and then return to their original state.
Formal-operational stage During this stage, teens and adults develop the ability to think about abstract ideas, such as love, courage, and justice.
4. Identify and describe the parenting style that usually has the best outcome for children.
5. How did Lawrence Kohlberg define morality? Why might his definition be biased?
Critical Thinking Questions
1. Compare and contrast longitudinal and cross-sectional studies of child development.
2. Why must a toddler first develop object permanence in order to play the game of hide-and-seek?
3. Describe Piaget’s processes of assimilation and accommodation. Use an example to illustrate the processes.
4. A boy takes his younger brother’s toy and refuses to give it back. The younger brother runs crying to his father. If the father has a permissive style of parenting. How might he react? Explain your answer.
5. Kara thinks that her best friend’s outfit looks bad on her. When her friend asks Kara how she likes the outfit, Kara decides to lie to the