《数学课程标准》明确指出:“有效的数学学习活动不能单纯地依赖模仿和记忆,动手操作、自主探索和合作交流是学生学习数学的重要方式。”自主探究教学法就是导引学生的自主学习以促使学生进行主动的知识建构的教学模式。自主学习不是让每个学生各学各的,是要激发起全体同学的学习兴趣,使每个学生都积极 The standard of mathematics curriculum clearly states: “Effective mathematics learning activities can not rely solely on imitation and memory, and are important ways in which students can learn math.” The self-directed teaching method is to guide students Self-learning to encourage students to take the initiative to construct knowledge of teaching mode. Autonomous learning is not to let each student learn each, is to stimulate the interest of all students in learning, so that each student is active