我们的身边处处有科学,科学课上讨论的许多知识与学生的生活密切相关。虽然有些现象是学生非常熟悉的,但现象之中蕴含的科学道理却不易被理解掌握。如果只是照本宣科,机械地讲授科学概念或者是全靠学生自主探索发现规律,老师没有主动去创造一些适合学生学习 There is science everywhere in our life, and much of the knowledge discussed in science class is closely related to the lives of our students. Although some phenomena are very familiar to students, the scientific truth contained in the phenomenon is not easy to understand and master. If only according to the propaganda, mechanically teach scientific concept or rely on the students to explore the law of self-exploration, the teacher did not take the initiative to create something suitable for students to learn