建构主义学习理论告诉我们:儿童数学学习的过程不是一个机械接受的过程,而是一个主动同化和顺应的过程,是学生在老师或他人的帮助下,借助一定的资料,对自身已有知识和旧有经验不断反思、批判、重组、建构的过程。儿童原有的知识储备、在现实生活中的经验积淀以及在社会生活中形 Constructivism learning theory tells us: the process of children's mathematical learning is not a mechanical acceptance process, but an initiative assimilation and adaptation process, with the help of the teacher or other students, with some information, their own knowledge and The old experience of continuous reflection, criticism, restructuring, the process of building. Children's original knowledge reserve, experience in real life, as well as in social life