初中数学课堂引入

• 作 者: 杨芳
• 机 构: 湖南长沙市长郡双语实验中学,
• 出 处: 科普童话
• 发表日期: 2016年26期
• 关键词: 问题导入 生知 教学效果 全等三角形 相似三角形 导入方法 角边 几何画板 情境导入 复习效率

好的开始意味着成功的一半。对于初中数学而言,如果教师能在课前几分钟充分调动学生的积极性与参与性,那必定是事半功倍。结合教学实践,现将课堂引入的一些方法以实例的形式总结如下。一、问题导入学习同类项之前,引导学生,物以类聚,提出问题:“你知道在超市里蔬菜是怎样摆放的吗?”从而让学生由疑生思、由思生知,数学离不开生活,从而引出数学中同类项的概念。

A good start means half the battle. For junior high school mathematics, if teachers can fully mobilize the enthusiasm and participation of students in a few minutes before class, it must be more effective. Combined with teaching practice, some methods introduced in the classroom are summarized as follows. First, the problem before the introduction of learning similar items, to guide students to gather together, ask questions: “Do you know how the vegetables are placed in the supermarket?” "So that students from suspect students think by students, math from Open life, which leads to the concept of similar items in mathematics.