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小学中年级自然教学目的要求,在知识方面,主要指导学生认识周围自然界常见的同类事物的共同特征,知道一些人类对自然界的利用的保护;在能力方面,要求指导学生使用简单仪器进行初步的定量观察,学习对比实验,着重培养概括、推理等思维能力以及制作、饲养等动手能力。中年级是学生从直观形象思维向抽象思维发展的起始阶段。概念形成教学是中年级的自然教学的中心
In the aspect of knowledge, the primary goal of primary school teaching of nature is to guide students to recognize the common characteristics of similar things common in the surrounding nature, and to know some human beings' protection of the use of nature. In terms of ability, they are required to instruct students to use simple instruments for preliminary quantification Observation, learning comparative experiments, focusing on the development of generalization, reasoning and other thinking skills as well as production, feeding and other hands-on ability. The middle-grade students from the visual thinking to the abstract thinking of the initial stage of development. Concept-based teaching is the center of natural teaching in middle-grade