Martin is upset that his older sister has two cookies while he has only one.His sister cut Martin's cookie in half, and he is satisfied that they now have the same number of cookies.According to Piaget, Martin is most likely in which stage of cognitive development?

Question

Quizplus · Accepted Answer

In the preoperational stage, children are not yet able to understand the concept of conservation, which is why Martin is satisfied with the appearance of having two cookies even though the quantity hasn't changed.

Martin Is Upset That His Older Sister Has Two Cookies