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A critical period is a phase during which

On which of the following tasks are 55-year-old adults most likely to perform just as effectively as they could 30 years earlier?

Which of the following represents the correct order of Piaget’s stages of cognitive development?

According to Piaget, schemas are

The awareness that things continue to exist even when they are not perceived is known as

At age 12, Sean is happy, self-reliant, and has a positive self-image. It is most likely that Sean’s parents are

Children, even more than teens and adults, are likely to assume that something will be clear to others if it is clear to them. This curse of knowledge illustrates

Despite huge legal costs and social disapproval, Mr. Lambers refuses to pay income taxes because his conscience will not allow him to support a government that spends billions of dollars on military weapons. Mr. Lambers’ reasoning best illustrates Kohlberg’s ________ stage.

An infant’s temperament refers most directly to its

According to Piaget, children come to understand that the volume of a substance remains constant despite changes in its shape during the ________ stage.