When Piaget and his colleagues asked children of different ages to balance a scale using several different weights, they found that _____.
A) by age 4, children tended to use logical deduction
B) by age 7, children used spatial relationships
C) by age 10, trial-and-error strategies based on logic are used to balance the scale
D) by age 13 or 14, logic is used to understand a reciprocal relationship

Question

Quizplus · Accepted Answer

Piaget's research showed that by age 13 or 14, children begin to understand the concept of balance using logical reasoning and the principle of reciprocal relationships, which is part of formal operational thinking.

When Piaget and His Colleagues Asked Children of Different Ages