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叶圣陶先生说过,“教材无非是个例子”。教材需服务于教学的需要,数学教材是学生学习数学的依据。为了适应不同学生学习的需要,教师应该成为教材的开发者、建设者、实践者。为此,教师应该认真研读教材,同时充分考虑学生已有的认知水平、生活经验、思维状况等特点,对教材进行适度的补充、挖掘、拓展,从而激发学生的学习兴趣,引发学生的思考,放飞学生的思维。一、补充教学内容,增强思维广度【教学片断】“年、月、日”(课前准备2010~2013年任意年历卡一份)师:有关年、月、日的知识,你了解哪些?
Mr. Ye Shengtao said, “teaching material is nothing more than an example ”. Teaching materials need to serve the needs of teaching, mathematics textbooks are the basis for students to learn mathematics. In order to meet the needs of different students to learn, teachers should become the textbook developers, builders, practitioners. To this end, teachers should carefully study textbooks, taking full account of students’ existing cognitive level, life experience, thinking status and other characteristics of the appropriate supplements to the textbook, mining, expanding, so as to stimulate students’ interest in learning, triggering students’ thinking , Let the students think. First, to supplement the teaching content, enhance the breadth of thinking 【Teaching Piece】 “Year, Month, Day ” (Pre-school 2010-2013 annual calendar card a) Teacher: You know about the year, month, ?