Chapter 12 Moral Development and moral trait 12.1 Piagets theory of moral development Piaget spent a great deal of time watching children play marbles((fI) and asking them about the rules of the game, Piaget felt that by understanding how children reasoned about rules. he could understand their moral development. His findings ares (1)There are no true rules before about the age of six Children of about 2 years old simply played with the marbles. From 2 to 6, they expressed an awareness of rules but did not understand their purpose or the need to follow them. They are egocentric and have difficulty taking the perspective of other people.Chapter 12 Moral Development and Moral Trait • 12.1 Piaget’s theory of moral development • Piaget spent a great deal of time watching children play marbles(弹珠）and asking them about the rules of the game, Piaget felt that by understanding how children reasoned about rules, he could understand their moral development. His findings are: • (1) There are no true rules before about the age of six. Children of about 2 years old simply played with the marbles. From 2 to 6, they expressed an awareness of rules but did not understand their purpose or the need to follow them. They are egocentric and have difficulty taking the perspective of other people