改革后的科学课仍然倡导学生的“探究”和“研讨”。在听很多老师上课时,发现在学生实验探究的这段时间里,教师通常的做法就是在各小组之间走一走,偶尔问一问,与学生保持着一段距离。笔者认为从期望学生收集尽可能多的事实现象这一点来分析,教师在学生实验这段时间里最有必要做 The reformed science class still advocates “exploration” and “discussion” of students. While listening to many teachers in class, I found that it was common for teachers to walk between groups during this period of student experimentation, occasionally asking questions and keeping a distance from the students. The author believes that from the expectation of students to collect as many facts as possible this point to analyze the teachers in the student experiments this time most necessary to do