传统授课方式易形成学生对教师的依赖,不利于培养学生的创新意识。建构主义的学习理论主张,学习是学生借助老师和同学的帮助而实现的意义建构过程。用此理论指导教学,创设情境、引导协作学习、通过问题解决来学习知识,能有效地发挥学生的学习主体作用。 The traditional teaching methods tend to form the students rely on teachers, is not conducive to cultivating students’ sense of innovation. Constructivist theory of learning advocates that learning is the construction of meaning by students with the help of teachers and classmates. Using this theory to guide teaching, create situations, guide collaborative learning, and learn knowledge through problem solving, can effectively play the role of students’ learning main body.