“心有所思,情有所感,而后有所发现”。儿童的情感、思维想象和个性对于学习的效果起到了很大作用。心理学指出:儿童只有在愉快的课堂教学气氛中,在心境良好的情况下,思维才能活跃,情感才能真实,想象才能丰富,个性才能发展,才能取得更好的学习效果。反之,如果学生心情压抑,怎么能在科学课中有所发现,有所感悟呢! “Thoughtful, feeling, and then found ”. Children’s emotions, thinking and imagination and personality played a significant role in learning. Psychology points out that only in a pleasant classroom teaching atmosphere, in a good mood, a child can have a better learning effect if his mind is active, his emotions are real, his imagination is rich, and his personality can develop. On the contrary, if students feel depressed, how can they find something in science class, some insight it!