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小学科学教材内容涉及面广,有些教学内容由于实验材料、活动时空限制,在课堂教学中无法开展,我们要充分利用课外实践活动,拓展延伸课堂教学。
The contents of primary school textbooks cover a wide range of topics. Some teaching contents can not be carried out in classroom because of the limitation of experiment materials and activities. We should make full use of extracurricular activities to extend the teaching of extended classrooms.