一、趣味性情景,增加练习兴趣案例:“同学们,小刺猬在遇到危险的时候,是怎么应对的?你能做出来吗?”学生积极完成团身成球动作。分析:认知动作需要过程,引导学生在已有知识中提取、生成动作雏形,可以减少教师对动作的讲解示范时间,增加学生自主练习的时间。同时,一个小情景的运用,能很好地吸引学生参与到动作的模仿 First, interesting scenarios, increase practice interest Case: “Students, little hedgehog in the face of danger, how to deal with? Can you do it?” Students actively completed the group into the ball action. Analysis: Cognitive actions need process, guide students to extract the existing knowledge, generate the prototype of the action, teachers can reduce the time to explain the action and increase the time for independent practice. At the same time, the use of a small scenario can well attract students to participate in the imitation of the action