“微课”是一种新型教学资源,它以其潜在的优势在学生的学习生活中发挥了积极作用。作为一个新事物,微课直观、高效,给教学带来了新鲜的活力。它的精彩便在于能将教学重点、难点、疑点等精彩片段录制下来提供给学生,时间短,内容精,学生可以随时随地通过网络下载或点播。能重复使用,利用率高,较好地满足了师生的个性化教学和个性化学习需求,大大提高了课堂效率。一、选择合适的内容做微课小学数学并不是所有教学内容都适合做微课,我们都知道, “Micro-class ” is a new type of teaching resources, with its potential advantages in the student’s learning life has played an active role. As a new thing, micro-class is intuitive and efficient, bringing fresh vitality to teaching. Its wonderful lies in the ability to record the highlights, difficulties, doubts and other highlights of the students available to students, time is short, content is fine, students can download or on demand via the Internet anytime, anywhere. Can be reused, high utilization, better meet the teachers and students individualized learning and personalized learning needs, greatly improving the classroom efficiency. First, select the appropriate content to do micro-class Primary Mathematics Not all teaching content is suitable for micro-class, we all know,