高年级立体图形教学存在的问题及策略

Research on the problems and strategies of stereographic teaching in thesenior grade of primary school----Taking a primary school in Suqian City as an exampleAbstract The teaching of three-dimensional graphics in Primary School is an important part ofcultivating students'space concept and improving their logical reasoning ability,but there aremany problems in the teaching of three-dimensional graphics in senior grade of primary school.Inthis study,we used text analysis and survey to investigate the teaching situation of Stereo gram ina primary school in Sucheng District,Suqian,this paper sums up the problems in students study,and analyzes the causes of students mistakes from two aspects of teachers and students.Basedon the relevant theories of pedagogy and psychology,the following suggestions are put forward:Renewing the educational idea,improving the professional ability,studying the textbook carefully,optimizing the teaching content,fully understanding the learning situation and teaching accordingto the specific teaching;Pay attention to the variety of teaching methods,improve students'interest in learning,and strengthen the cultivation of students'good habits.Key words Elementary School Senior Grade,three-dimensional graphics,space concept,teaching strategy