Lisa Font, 9, who demonstrated the Frisbee throw for her classmates, waved happily to a visitor as the class lined up quietly to return to class.

• 当全班静静地排好队回教室时，为全班作扔飞碟示范的九岁的莉莎·方特向一位参观者开心地挥挥手。她是自信的化身。