课外实验——化学课堂的拓展和延伸

科学探究,不仅限于课堂,课外实验同样可作为化学课堂的拓展和延伸。本文结合笔者的化学新课程教学实践,就初中化学课外实验的问题做一探讨,主要包括：化学实验的功能;课外实验的分类;化学课外实验的开展和设想几方面。

Extracurricular Experiments: The Expansion and Extension of the Chemistry Class

Scientific inquiry,is not limited to the classroom,extracurricular experiments,but the as same chemical class as the expansion and extension.In this paper,the author of the New Chemistry practice to junior high school chemistry experiments have been conducted in extra-curricular study,including：the function of chemical experiment;extracurricular experiment classification;chemical experiments carried out and the idea of extra-curricular aspects.