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教材为我们的教学提供了一个最基本的素材,在教学中需要教师对教材进行必要的加工处理,辩证地对待教材,智慧地使用教材,使它能够灵活地为教学服务。笔者使用的是科学出版社和广东教育出版社出版的义务教育教科书九年级《化学》,在教学中,笔者对教材中的几个实验进行了如下创新设计,经过学生动手实验,效果很好。实验设计一:分子在不断运动教材42页“观察活动”中实验2-6,教师演示学生不易观察,改
Teaching materials provide one of the most basic materials for our teaching. Teachers need the teachers to process the materials necessary for teaching. They treat the materials dialectically and use the materials intelligently so that they can flexibly serve the teaching. I use the science publishing house and Guangdong Education Publishing House compulsory education textbooks ninth grade “chemistry”, in teaching, the author of several experimental teaching materials were innovative design, after the students hands-on experiment, the effect is very good. Experimental design one: the numerator in constant motion textbook 42 “observation activity ” experiment 2-6, the teacher demonstrates that students are not easy to observe, change