As Tim was swinging his toy hammer, the hammer flew out of his hand and landed behind the couch and out of view. Rather than look for it, Tim acted as though the hammer no longer existed. Tim's behavior suggests that he is in the _____ of cognitive development.
A) preoperational stage
B) concrete operational stage
C) formal operational stage
D) sensorimotor stage

Question

Quizplus · Accepted Answer

Tim's behavior indicates a lack of object permanence, which is characteristic of the sensorimotor stage of cognitive development. In this stage, infants do not yet understand that objects continue to exist even when they are out of sight.

As Tim Was Swinging His Toy Hammer, the Hammer Flew