科学课堂教学是一门科学,有其内在规律和相应标准。更为重要的是,科学课堂是师生共同的成长和发展场所,课堂教学是有思想有情感的精神活动,课堂中的一切都是动态和变化的。在孩子的学习生涯里,没有一节同样的课堂,没有可以复制或回放的课 Science classroom teaching is a science, with its inherent laws and corresponding standards. More importantly, the science classroom is a common place for teachers and students to grow and develop. Classroom teaching is a spiritual activity with thoughts and emotions. Everything in the classroom is dynamic and changing. In a child’s academic career, there is no single section of the same class, no classes to be copied or replayed