科学课是一门以实验为基础的学科,实验是学生获取知识、进行知识创新的重要手段,是提高学生科学能力的重要途径。然而,笔者发现,在参加实验操作考试时,即便面对十分简单的实验,学生的手也不断地抖,看一步操作步骤做一步,根本达不到 Science class is an experiment-based discipline. Experiment is an important means for students to acquire knowledge and carry out knowledge innovation. It is an important way to improve students’ scientific ability. However, I found that when taking part in the test of the experimental operation, even in the face of a very simple experiment, the students’ hand constantly shook and did not see the steps taken