一、背景分析四年级学生具有较好的合作意识,善于模仿,且他们在以往的学习中接触过前滚翻,初步掌握了团身滚动的方法。完整动作教学时,以“以学生发展为中心,激发学生学习兴趣”为教学理念,将动作教学与“挑战冲关”的游戏相结合,充分发挥游戏活动的作用,增强后滚翻教学的趣味性,鼓励学生在游戏中进行尝试性学习,逐步领会动作要领、掌握动作及方法,营造互助、互评的合作学习氛围,提高动作质量。 First, the background analysis Fourth graders have a good sense of cooperation, good at imitation, and they have been in the past before the study rollover, the initial grasp of the method of group rolling. The whole action teaching, “” to student development as the center, to stimulate students interest in learning “as the teaching philosophy, the action teaching and ” challenge off "the game combined to give full play to the role of game activities, and enhance the roll over Teaching fun, encourage students to try in the game to learn, and gradually understand the essentials of action, master the action and methods, mutual aid and mutual aid to create a cooperative learning atmosphere, improve the quality of action.