多媒体课件是现代教育技术运用于课堂教学的重要形式,它集声音、图像、文字、动画、视频于一体,具有丰富的表现力和强大的交互性。在小学科学的课堂教学中,有效应用多媒体课件有助于扩 Multimedia courseware is an important form of modern educational technology used in classroom teaching. It integrates sound, image, text, animation and video into a whole, with rich expressiveness and strong interactivity. In elementary science classroom teaching, effective application of multimedia courseware helps to expand