“微课”是指以视频为主要载体,记录教师在课堂内外教学过程中围绕某个知识点(重点难点疑点)或教学环节而开展的教学活动的过程.“微课”的核心组成内容是课堂教学视频(课例片段),同时还包含与该教学主题相关的教学设计、素材课件、教学反思、练习测试及学生反馈、教师点评等辅助性教学资源,它们以一定的组织关系和呈现方式共同“营造”了一个半结构化、主题式的应用“小环境”.因此,“微课”既有别于传统单一资源 “Microchips ” refers to the video as the main carrier, recording teachers in the classroom teaching process around a knowledge point (point of doubt) or teaching activities carried out by the teaching process. The core component is the classroom instructional video (lesson fragments), but also contains teaching design, material courseware, teaching reflection, practice test and student feedback, teacher comments and other teaching resources related to the teaching theme. They are organized by a certain organization Relationship and presentation together “create ” a semi-structured, thematic applications “small environment ” Therefore, “micro class ” is different from the traditional single resource