During the pre-operational stage, language skill emerges and the child uses words to represent ideas. This theory is attributed to ________. a. Wallace b. Piaget c. Kohlberg d. Dewey Follow Teacher Arnel - ABCRC LET Review | Teacher Arnel - ABCRC LET Review

From age 2-7, children are in what Psychologist, Dr. Jean Piaget called the “Preoperational Stage” of development. Piaget found that children in this stage do not yet understand concrete logic, cannot mentally manipulate information, and are unable to consider the point of view of other people, which he labeled as “egocentrism”. One of the techniques Dr. Piaget’s used to demonstrate this is known as the “Three Mountain Task.” In this task: 1. Children were shown a three-dimensional display of a