【教学内容】教科书第59页—60页例1,以及相应的“试一试”“练一练”。【教学重点】让学生经历探索和发现规律的过程,体会画图、列举、计算等多样化的解决问题的策略。一、观察场景,感知物体的有序排列1.(出示教材例1的场景图)谈话:同学们,再过几天就是国庆节了。为了迎接国庆,渲染气氛,人们摆出了鲜花、张挂了彩灯、树起了彩旗。提问:大家请看,这些物品的摆放有规律吗?那今天这节 【Teaching Content】 Textbook page 59 -60 Page 1, and the corresponding “Try it” “Practice a practice ”. 【Teaching Focus】 Let students experience the process of exploration and discovery of the law, experience drawing, enumeration, calculation and other diversified problem-solving strategies. First, observe the scene, the orderly arrangement of perceived objects 1. (Scene 1 shows teaching materials) Talk: Students, a few days is the National Day. In order to greet the National Day, rendering the atmosphere, people put flowers, hanging a lantern, tree colored flags. Question: You see, these items placed regularly? That today this section