让学生亲历体验,不仅要求学生用大脑去思考,更要用自己的眼睛去看,用自己的耳朵去听,用自己的嘴巴去说,用自己的双手去操作,用自己的身体去经历,用自己的心灵去感悟。让学生亲历体验,不仅有助于通过多种活动探究和获取数学知识,让学生在体验中逐步掌握数学学习的一般规律和方法 Let students experience, not only requires students to think with the brain, but also to use their own eyes to see, with their own ears to listen, with their own mouth to say, with their own hands to operate, with their own bodies to experience, Use your own soul to comprehend. Let students experience, not only helps to explore and acquire mathematical knowledge through a variety of activities, so that students gradually master the general rules and methods of learning mathematics in the experience