论文部分内容阅读
省编义务教育小学常识的音像教材形象生动,使用方便,为完成教学任务,发展学生的思维能力起到很大的作用。但总的来说,数量还比较少,内容也较窄。我根据教学需要自制了不少投影片,使用后效果很好。如小学五年制《常识》第九、第十册中的生物进化史部分,讲的是距今时隔遥远的事,用文字或口讲难以描述,是本学科内容的教学难点。课文讲述六亿多年中的生物进化状况及进化规律,配套的音像教材中只有雷龙和腕龙及其骨骼两幅图像,这能激发学生的求知欲望,而对学
Provincial compulsory education elementary knowledge of audio-visual textbooks vivid, easy to use, in order to complete the teaching tasks, develop students’ thinking ability play a significant role. But in general, the number is still relatively small, the content is also narrower. I made a lot of self-made projection films according to teaching needs, the effect is very good after use. For example, part of the history of biological evolution in the ninth and tenth volumes of the “five-year” common sense of primary school means that things are far away from the present, difficult to describe in words or words, and are difficult teaching points in this subject. Text about 600 million years of biological evolution and evolution of the law, supporting the audio-visual materials only Brontosaurus and their skeletons two images, which can stimulate students’ desire for knowledge, and learning