知识星球 | 深度连接铁杆粉丝，运营高品质社群，知识变现的工具

Rosie Revere Engineer | everyday needs
 : A beautifully-illustrated tale of a girl and her dream to become a great engineer. Where some people see rubbish, Rosie Revere sees inspiration. Alone in her room at night, shy Rosie constructs great inventions fr

Sofia Valdez, Future Prez | everyday needs
 : Every morning, Abuelo walks Sofia to school until one day, when Abuelo hurts his ankle at a local landfill and he can no longer do so. Sofia misses her Abuelo and wonders what she can do about the dangerous Mo

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