Eight-year-old Simian knows that when his teacher pours liquid from one of two identical containers into a taller, slimmer container, the amount of liquid is the same in both containers. Simian is most likely in this developmental stage.
A) pre-operations
B) sensorimotor
C) concrete operations
D) formal operations

Question

Quizplus · Accepted Answer

Simian is demonstrating an understanding of conservation, which is the understanding that quantity remains the same despite changes in shape or appearance. This understanding typically develops during the concrete operational stage of cognitive development, according to Jean Piaget, which occurs from about 7 to 11 years of age.

Eight-Year-Old Simian Knows That When His Teacher Pours Liquid from One