随着当前基础教育课程改的不断深入,切实减轻学生的课业负担势在必行。农村学校信息封闭,基础薄弱,造成学生学习数学困难重重。在这样的背景下,提高课堂效益成了解决这一矛盾的关键。根据山区学校的办学实际,结合我们的教学实践,笔者有以下思考,以期同行批评指正。思考一:以多媒体课件为主突破初中数学教学的重难点 With the continuous deepening of current basic education curriculum reform, it is imperative to effectively reduce the schoolwork burden on students. Rural school information is closed, the foundation is weak, causing students to learn math difficult. In this context, improving classroom efficiency has become the key to solve this contradiction. According to the actual schools in mountainous schools, combined with our teaching practice, the author has the following considerations, with a view to peer criticism. Thinking one: multimedia courseware break the main difficulty of junior high school mathematics teaching