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培养和发展学生的空间观念是小学阶段空间与图形这块内容的主要目标之一。“数学课标”指出:在“图形与几何”的教学中,应帮助学生建立空间观念,注重培养学生的几何直观。我们的教师在该内容的教学上也不遗余力地落实着培养与发展学生的各种空间观念,拿老师自己的话说:空间观念,我们从小对学生一直都在培养,应该没有问题。只是遇到了这样一题,才
The cultivation and development of students’ concept of space is one of the main objectives of the content of space and graphics in elementary school. Mathematics Lesson Standard states that in the teaching of Graphics and Geometry, the students should be encouraged to establish the concept of space and pay attention to cultivating students’ geometric intuition. Our teachers are also sparing no efforts in teaching the content to implement various space concepts of cultivating and developing students. Take the teacher’s own words: the concept of space, we have been cultivating students since childhood, and there should be no problems. Only encountered such a problem, only