建构主义学习理论提出,知识是学习者在与情境的交互作用过程中自行建构的,因而学生应该处于教学中心地位。现代教育技术中的网络技术为实践建构主义学习理论提供了技术平台。在网络教学环境下,利用多媒体使教学内容结构化、情境化,学生可以按照其个人的爱好、兴趣以及知识的需 The constructivist learning theory proposes that knowledge is self-constructed by learners in the process of interaction with situations, so students should be at the center of teaching. The network technology in modern education technology provides a technical platform for practicing constructivist learning theory. Under the network teaching environment, using multimedia to make teaching content structured and contextualized, students can follow their personal preferences, interests and needs of knowledge.