【引子】星期一一大早,一个家长就打电话来,内容是孩子的作业没做完,请求老师不要批评学生,周一白天一定会补起来。我很惊讶,作业布置的不多呀。家长如实相告,孩子的周六周日四个半天全安排满了,平时的晚上还要练琴,每天晚上都睡得很晚。我哑然。睡眠对于小学生来说是非常重要的,因为小学生正 【Introduction】 Monday morning, a parent called on the content of the child’s homework did not finish, ask the teacher not to criticize the students, Monday will certainly make up. I am surprised, job layout is not much ah. Parents truthfully summoned, the child’s Saturday and Sunday four and a half days full arrangement, usually the night to practice the piano, sleep every night late. I am dumb. Sleep is very important for primary school students, because primary school students are positive