近年来,随着科学课程改革的不断深入,科学课教学中的一些问题逐步显现出来。从表面上看,不少教师的科学知识不够扎实,知识面狭窄是主要原因,而更深层次的问题是教师的科学素养不够。章鼎儿老师指出,目前我们在科学课程改革中碰到的问题是全方位的,十分复杂的,要解决这些问题就 In recent years, with the continuous deepening of the science curriculum reform, some problems in the teaching of science have gradually emerged. On the surface, many teachers are not solid enough in scientific knowledge and narrow in their knowledge. The deeper problem is that the teachers' scientific literacy is not enough. Zhang Ding-er pointed out that at present, the problems we face in the reform of the science curriculum are all-round and complex. To solve these problems,