小学生热爱游戏是一种天性,我们在数学教学中不妨抓住这一点,把数学教学蕴含在快乐的游戏中,让学生在乐趣中学习数学。在教学“20以内的加减法”时,当学完10以内的数字,我设计了这样一个“15点”的游戏环节:同学们四人为一个小组,由组长给每名同学发一张0到9的数字卡,同时问每名小组成员还要不要这样的数字卡,直至发完为止,卡片上的数字如果加起来等于15或者接近15为胜方。这样一来,参与小组活动的同学全都兴致 Pupils love the game is a natural, we may wish to seize this in mathematics teaching, mathematics teaching in a happy game, let students learn mathematics in the fun. In the teaching of “addition and subtraction within 20”, when finished less than 10 numbers, I designed such a “15 ” game link: four students as a group, by the leader to each Students send a 0 to 9 digital card, while asking each team member even need such a digital card, until the end of the hair, the card number if added up to equal to 15 or close to 15 for the winner. As a result, all students who participated in the group activities were all interested