【摘要】 在新课程改革进程中,课堂演示试验仍然是一种重要的课堂教学手段。通过演示实验可以帮助学生形成生物学概念,进一步理解和掌握生物学知识。教师在使用演示实验进行教学活动时,应在新的课程理念指导下,注意把握演示实验的应用原则及要点,充分利用每个演示实验,提高课堂教学效率。更多还原

【Abstract】 In the process of reform of new course,demonstrating the experiment remains a kind of important classroom instruction means in the classroom.Through demonstrating,the experiment which can help students to form the biological concept,understand and grasp biological knowledge further.Under the guidance of new course idea the teacher should use and demonstrate the experiment carried on teaching,pay attention to holding the principle of application of demonstrating the experiment and main points which fully utilize each demonstration experiment and improve classroom instruction efficiency.更多还原