要落实“减负不减质”的精神,就要改变落后的教学方法和教学手段。因此,我借助电教媒体快捷、清晰、直观的特点,将声与像、动态与静态完美地结合起来,使课堂充满生命力。一、多媒体激发学生的学习兴趣如在教学“对称图形”时,我设计了一幅只有一只耳朵、一只眼睛的头像图,并配上声音:“小朋友, To implement the spirit of ”reducing burdens and alleviating the burden“, we must change the backward teaching methods and teaching methods. Therefore, I use the audio-visual media fast, clear and intuitive features, the sound and the like, dynamic and static perfect combination, so that the classroom full of vitality. First, the multimedia stimulate students interest in learning such as teaching ”symmetrical graphics “, I designed a picture of only one ear, one eye picture, accompanied by voice: ”children,