Let's make an arrow, that is, let several children form a herringbone like a goose in front, and three children in the back form an arrow. In action, zigzag children just wave with two balloons and the like, and the whole class doesn't need to wave. Slogan, it depends on the theme of your competition and the actual situation of your class. It is difficult for outsiders to come up with a slogan that suits you. ...