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演示教学是生物课堂中一种常用且较为重要的一种教学方法,它是指教师在课堂教学中,运用教具或教学仪器进行表演和示范操作,利用样品、标本、模型等实物和各种挂图、音像资料向学生提供感性材料,并指导学生进行观察、分析、归纳以获得知识的行为方式。在此我对如何做好生物课堂中的几种常用演示作简要介绍。
Demonstration teaching is a common and important teaching method in biological classrooms. It refers to the use of teaching aids or teaching instruments for performing and demonstration operations by teachers in classroom teaching. The use of samples, specimens, models, and other physical objects and various wall charts Audio and video materials provide students with emotional materials and guide students to observe, analyze, and generalize the behavior of knowledge. Here I give a brief introduction on how to do several common demos in the biology class.