《数学课程标准》指出:“数学教学,要从学生已有的生活经验出发,让学生亲身经历将实际问题抽象成数学模型并进行解释和应用的过程”。这一理念强调了学生学习过程是一个亲历实践、探究交流的过程。要探究,就要给学生足够多的时间,就要学会放慢脚步等一等,给学生一个知识重组和内化的过程,让学生在等待中思考、探究、反思、交流、纠错,在等待中彰显个性,让生命在等待中绽放。一、让学生在等待中思考《教师的20条修炼》中提到:“教育是 Mathematical Curriculum Standards states: ”Mathematics teaching should start from the students’ existing life experience and allow students to experience the process of abstracting and interpreting practical problems into mathematical models for interpretation and application.“ This philosophy emphasizes that the process of student learning is a process of experiencing and exploring communication. To explore, it is necessary to give students enough time, we must learn to slow down and wait a second to give students a reorganization and internalization of knowledge process, so that students waiting in the thinking, exploration, reflection, exchange, error correction, at Waiting to highlight the personality, so that life is waiting for bloom. First, let the students think in the ”teacher’s 20 practices“ mentioned: ”education is