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教学内容人教版小学数学三年级下册第三单元《图形与变换》第二节。一、分析教材平移和旋转是物体或图形在空间变化位置的方式,认识平移和旋转对发展空间观念有重要的作用。
Teaching content PEP Primary school mathematics Third grade Volume third unit “Graphics and Transformation” Section II. First, the analysis of textbook translation and rotation of objects or graphics in the spatial change of position, understanding of translation and rotation on the development of space concept has an important role.