In Piaget and his colleagues' experiments with balancing a scale, a child who systematically tests the idea that the relationship between weight and distance is reciprocal is probably age _____.
A) 4
B) 7
C) 10
D) 14

Question

Quizplus · Accepted Answer

At age 14, children are typically in the formal operational stage, where they can think abstractly and systematically test hypotheses, such as the reciprocal relationship between weight and distance.

In Piaget and His Colleagues' Experiments with Balancing a Scale