为 Why Do You Have to Sleep When It's Dark? 为什么天黑要睡觉? by Different from Others (宇众不同) StatusCompletedLength463 WordsChapters1Genre0 to 3 Years OldUpdated7mo agoSourceJJWXC Request a translation Stats 8Favorites7.0Score20Nutrition Tags POVUnknownAge1+Bedtime StoryEarly Childhood EducationWorld Knowledge Synopsis It's dark, go to sleep Purpose: Explain simple science to children Show more More by this author 寻 Have Fun Different from Others 神 Amazing Luggage Bag Different from Others 海 Begonia Shadow Moves a Curtain of Autumn Different from Others 头 Little Secrets in Hair Different from Others