在一次开放课活动中,我执教了青岛版三年级下册的“分数的初步认识”一课,收获了满意的教学效果。下面谈谈自己在这节课中的几点做法。一、创设情境,突出一个“巧”字我巧妙运用多媒体动态效果,把少年儿童对自身的成长充满好奇这一特点,用人体成长发育过程中头部占整个身长的比例变化为情境,与数学新 In an open class activities, I coached the third grade of Qingdao version of the “preliminary understanding of scores,” a lesson, reaping satisfactory teaching results. Here to talk about their own in this class several practices. First, the creation of situations, highlighting a “clever ” I clever use of multimedia dynamic effects, the children are curious about their own growth of this feature, the process of human growth and development of the head of the total length of the proportion of changes in the situation, New with math