The research method used by Jean Piaget in developing his comprehensive theory of cognitive development was the ________ method.
A) experimental
B) psychometric
C) case study
D) naturalistic observation

Question

Quizplus · Accepted Answer

Piaget's theory was developed through extensive observation of individual children and detailed descriptions of their cognitive abilities and thought processes. This approach is consistent with the case study method, which involves in-depth analysis of a specific individual or group. Piaget's research was not experimental, as he did not manipulate variables to test hypotheses, nor was it psychometric, as he did not use standardized tests to measure cognitive ability. While naturalistic observation played a role in his research, it was not the primary method.

The Research Method Used by Jean Piaget in Developing His