化学是一门以实验为基础的学科,新课本中注重加强实验,但又改革了实验内容和方法,使实验简单化、微型化和生活化。但是有些实验也不是对于所有地区、所有教师、所有学生都适用,因此根据我校实际,以及我自己对教材的认识,在教学中对演示实验进行了如下改进:一、讲究趣味性,激发学习兴趣 Chemistry is an experiment-based discipline. The new textbook focuses on strengthening the experiment, but reforms the experimental content and method to make the experiment simple, miniaturized and life-like. However, some experiments are not applicable to all regions, all teachers and all students. Therefore, based on the actual situation in our school and my own understanding of the teaching materials, the demonstration experiments are improved in teaching as follows: First, pay attention to fun and stimulate learning interest