21世纪的中国小学数学教育,正面临着信息社会和市场经济的巨大挑战,社会需要能够敏锐地发现问题并能经济有效地解决问题的人才,因而培养学生“解决问题”的能力成为小学数学教改实验的一个重要方向,也是新课程标准的一个基本要求。一、在课堂中适时转变角色学生是教学中的主体,教师是教学中的主导。教师在学生的教学活动中起到组织者、引导者、促进者的作用。 Mathematical education in China’s elementary schools in the 21st century is facing enormous challenges in the information society and market economy. The society needs talents capable of finding problems sharply and solving problems cost-effectively. Therefore, students’ ability to “solve problems” has become a primary school An important direction of mathematics education reform experiment is also a basic requirement of the new curriculum standard. First, the role of timely change in the classroom Students in the teaching of the main body, the teacher is the dominant teaching. Teachers in the teaching activities of students play the organizers, guides, facilitators role.