2015年上饶市第二届全市“践行社会主义核心价值观,实现中国梦”小学科学“教学能手”比赛在风光秀丽的三清山脚下的玉山县逸夫小学举行。“白天与黑夜”是粤教版小学科学五年级下册第二单元第一课的内容,教师从观察日常生活现象入手,通过学生模拟昼夜交替游戏,使学生认识到昼夜变化现象是由于地球自转造成的,再通过阅读人类探索宇宙的历程,让学生体会 In 2015, the second city of Shangrao City was held in Yifu Primary School of Yushan County, at the foot of the scenic Sanqingshan Mountain, “practicing the core values ​​of socialism and realizing the dream of China” and “Primary Science”. “Day and Night ” is the content of the first lesson of Unit Two of Unit Five in the Primary School of Yuepiao Version. Teachers started with observing the phenomenon of daily life. Through the simulation of day and night alternating games, students realized that the phenomenon of diurnal variation was due to Caused by the Earth’s rotation, and then let students experience it by reading the course of human exploration of the universe