一年级下册《找规律》2ppt课件

1、桃州四小 张俊,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,2,0,1,3,4,5,6,7,8,9,10,11,12,13,14,2,2,2,2,2,2,2,2,0,1,3,4,5,6,7,8,9,10,11,12,13,14,4,4,4,4,4,4,2,0,1,3,4,5,6,7,8,9,10,11,12,13,14,6,6,6,6,6,6,2,0,1,3,4,5,6,7,8,9,10,11,12,13,14,2,0,1,3,5,7,9,10,11,12,13,14,8,8,8,8,8,8,2,0,1,3,4,5,6,7,8,9,10,11,12,13,14,2,0

2、,1,3,5,7,9,10,11,12,13,14,10,10,10,10,10,10,2,0,1,3,4,5,6,7,8,9,10,11,12,13,14,2,0,1,3,5,7,9,10,11,12,13,14,10,10,10,10,10,10,12,12,12,12,12,12,2,0,1,3,4,5,6,7,8,9,10,11,12,13,14,2,0,1,3,5,7,9,10,11,13,14,10,10,10,10,10,10,14,14,14,14,14,14,14,14,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,0,1,2,3,4,5,6,7,8,

3、9,10,11,12,13,14,11,11,11,11,11,11,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,8,8,8,8,8,8,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,5,5,5,5,5,5,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,2,2,2,2,2,2,6,9,3,15,12,3,15,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,6,9,12,6,9,15,12,3,15,15,15,15,15,15,15,15,15,15,15,15,15,15,2,4,6,

4、7,8,10,2,4,6,7,8,10,2,4,6,7,8,10,7,7,7,7,7,7,7,7,7,7,7,7,7,7,2,4,6,8,10,7,8,8,8,8,8,8,8,8,8,2,4,6,10,7,8,10,10,10,10,10,10,10,10,10,欢迎再来,创作意图及所达到的效果： 这节课的目的是通过观察图与图,数与数之间的排列关系，培养学生发现规律，用自己的语言概括规律，并按规律进行推理的能力。对于一年级小学生，怎样把抽象的数列的思想方法，直观形象而又生动有趣地呈现在他们面前，让他们饶有兴趣地，愉快而又轻松地获得它，我设计了这样的课件，首先听鼓点的规律引出新课，激发学生学习兴趣。使学生全身心地投入。其次，根据颜色与形状的不同，通过观察引导学生发现，概括规律并进行推理。再次，从数字的排列中发现规律进行推理。这两层利用颜色、闪烁、动画等手段，使学生全身心进行观察、选择、判断等一系列心理活动，符合一年级学生以形象思维为主的特点。最后，根据一年级学生有意注意 持续时间短的特点