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板书设计是一种创造性的劳动,教师必须在掌握大纲、吃透教材的基础上,根据教学目的、课型特点和学生实际精心设计板书。为此,必须克服那种板书无计划,信手写来随手抹的不良作法。书写板书的原则应该是,提纲挈领,以简叙繁;激发思维,便于记忆;书写端正,符合规范。 下面将中学化学课的几种板书形式简介于下,请广大化学教师指正: (一)提纲式:适用于概括课文的主要内容或归纳、提示公式、定理和概念的要点。 化学课中的概念较多,不少学生不是理解
The book design is a kind of creative work. Teachers must design the book on the basis of mastering the outline and reading the textbooks according to the purpose of teaching, the characteristics of the class and the actual situation of the students. For this reason, it is necessary to overcome the bad practices of writing books that are not planned and handwritten. The principle of the writing board book should be the outline of the book, to simplify the narration; to stimulate thinking, easy to remember; writing correct, in line with the norms. In the following, we will introduce several types of board writing in the middle school chemistry class. Please refer to the following for the chemistry teacher: (1) Outline: Applicable to the main contents of the summarized text or the main points of the induction, formula, theorem and concept. There are many concepts in chemistry class, many students do not understand