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作为一名课改的实验教师,深知发挥学生主体作用的重要性。那么,课堂教学如何才能促进学生的发展、体现学生的主体地位呢?一、主体参与,动手操作动手操作有助于学生对概念理解得更深刻,有助于发展空间观念,有助于建立起形和数之间的关系。例如,在教学北师大版小学数学三年级上册“认识周长”时,先以学生欣赏树叶为切入点,创设小蚂蚁沿着树叶边缘爬行的情境,激发学生的学习兴趣,激起学生动手实践的意识,使学生对周长有了初步的感知。然
As an experimental teacher in curriculum reform, I realized the importance of giving play to the role of student body. So how can classroom teaching promote the development of students and embody the dominant position of students? First, the participation and hands-on operation of students can help students to understand concepts more profoundly, contribute to the development of space concepts and help to establish Relationship between shape and number. For example, in the teaching of Beijing Normal University version of the elementary school mathematics grade 3 “understanding perimeter ”, the first students to enjoy the leaves as the starting point, the creation of small ants crawling along the edge of the leaves of the situation, stimulate students interest in learning, aroused Students practice the sense of consciousness, so that students have a preliminary perception of the perimeter. Of course