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“数学教学是数学活动的教学”。数学课堂要为学生提供充分从事数学活动的机会,帮助他们在自主探索和合作交流的过程中真正理解和掌握基本的数学知识和技能、数学思想和方法,获得广泛的数学活动经验。动手操作是新课程标准倡导的学习方式之一,它是学生参与活动、获得知识的必要手段,是智力的起源、思维的基础。纵观我们身边数学课堂学具操作活动的现状,主要存在以下几个弊端:(1)教师操作意识不强,淡化了学具操作的作用;
“Mathematics teaching is the teaching of mathematics ”. The mathematics classroom should provide students with the opportunity to fully engage in mathematics activities so as to help them truly understand and master the basic maths knowledge and skills, mathematical ideas and methods and gain extensive experience in math activities in their own exploration and cooperation and exchange. Hands-on operation is one of the learning methods advocated by the new curriculum standards. It is a necessary means for students to participate in activities and gain knowledge. It is the origin of intelligence and the basis of thinking. Looking at the status quo of maneuvering activities in our math classroom, there are several disadvantages as follows: (1) teachers’ sense of operation is not strong, which weakens the role of learning tools.