一、动、静交替,讲、练结合,优化课堂教学凭据小学生的生理特点和认知水平,在教学中,应当动、静交替,讲、练结合,学生多种感官参于学习,使学生的大脑始终处于愉快状态,这样,有利于课堂教学的优化。例如,在学习“分数的意义”这一内容时,可先让学生把一张正方形的纸对折,均分成2份、4份、8份;把一个苹果均分成2份、4份;把一个圆均分成3份、6份……在使用中,老师引 First, the dynamic and static exchange, speaking, practicing combination of optimization of classroom teaching pupils physiological characteristics and cognitive level, in teaching, should be moving, static alternating, speaking, practicing combination of multiple senses Participants in learning, so that students The brain is always in a happy state, so that is conducive to the optimization of classroom teaching. For example, when learning the meaning of “score”, you can first ask students to fold a square of paper into two, four, and eight copies; divide each apple into two and four copies; Divide a circle into three, six ... In use, the teacher cited