论文部分内容阅读
为了开发学生智力,培养能力,我根据山区学校儿童的实际,运用抛骰子开展课外数学抢答活动。器具易制,活动方法简单,学生易学兴趣大。只要教师组织引导,能收到良好效果。此项活动适用于小学中、高年级学生。现将活动器具和具体方法简介如下: 一、器具制作先制出五颗体积各为一立方厘米正方体的木块。将其中一颗的六个面上分别标出9、12、15、18、24、30六个数,其余四颗每颗六个面上,又分两类标数:第一类的两颗分别标上0、1、2、3、4、5;第二类的两颗上
In order to develop students' intelligence and develop their abilities, I use dice to carry out extracurricular maths answering activities according to the actual situation of children in mountain schools. Easy to use appliances, activity method is simple, students interested in learning easy. As long as the teacher organization guide, can receive good results. This activity is suitable for elementary and middle school students. Now the activity equipment and specific methods are as follows: First, the production of equipment first made five volumes of cubic centimeters each cube of wood. One of the six sides were marked 9,12,15,18,24,30 six numbers, the remaining four on each of the six faces, is divided into two categories: the first two Respectively, marked 0,1,2,3,4,5; the second of the two