一、建构主义学习理论学生是认知的主体,是教学的中心,是知识意义的主动构建者,这就需要教师重新调整角色定位,实现以下几个转变:一是教师是教学过程的组织者,是学生学习和经验增长的指引者、帮助者和各类生长意义的建构者;二是学生是学习和探索的主 I. Constructivism Learning Theory Students are the main body of cognition, the center of teaching, and the active constructor of the meaning of knowledge. Therefore, teachers need to readjust their roles and make the following changes: First, the teacher is the organizer of the teaching process , Is a guide to student learning and experience growth, helpers and all kinds of meaning builders; Second, students are the main learning and exploration