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在自然教学中,设计优良的板书不仅能突出教材的重点、关键,而且能打开学生的思维之门,从而更好地理解和掌握教材内容。板书不仅要体现教材特点,围绕教学目的,反映编者意图,而且要与教学思路和谐共振,符合学生的认知规律。一般来说,小学自然教学中常用的板书有以下几种基本形式:一、逻辑要点式板书这种板书按教材的内在逻辑进行排列,层次清楚,结构严谨,学生听、记都比较方便,利于理解和复习。如《怎样认识物体(四)——金属》就可设计成如下的板书:怎样认识物体(四)——金属(一)人类制造工具的材料进步过程人类百万年前使用石器,七千年前使用铜器,五千年前使用青铜器,三千年前使用铁器。(二)常见的金属种类
In nature teaching, designing a good blackboard can not only emphasize the key point of the textbook, but also open the door of the students' thinking so as to better understand and master the textbook content. Not only to reflect the characteristics of textbooks, around the teaching purpose, reflecting the intent of the editor, but also harmonious resonance with the teaching ideas, in line with the cognitive rules of students. In general, the basic teaching of primary school board commonly used in the following several basic forms: First, the logic of the main point of this type of board book teaching materials according to the inherent logic arrangement, clear level, structured, students listen, remember are more convenient Understand and review. Such as “how to understand the object (D) - metal” can be designed into the following board: how to recognize objects (D) - metal (a) the process of human material manufacturing tools for human use millions of years ago using stone, seven thousand years Bronze ware was used before, bronze ware five thousand years ago, and iron ware three thousand years ago. (B) common metal species