概念图是盛行于国外的一种教学和学习的策略,经过大量的研究证明,它对于学生构建概念结构,提高学生解决问题的能力等方面有很好的效果。建构主义学习理论认为学习是基于学习者的经验进行意义建构的过程,作为化学教师,在课堂教学中如何通过教学设计来引导学生进行意义建构,化学概念图的应用不失为一种有效的教学方式。 Conceptual drawing is a teaching and learning strategy prevalent in foreign countries. After a large number of studies, it shows that it has a good effect on students ’ability to construct conceptual structures and improve students’ ability to solve problems. Constructivism theory of learning that learning is based on the experience of learners to construct the meaning of the process as a chemistry teacher in the classroom teaching how to guide students through the teaching of meaning construction, the application of the concept map of chemistry is an effective teaching method.