非正式群全，一般是指在学生的学习、生活、娱乐等交往活动中自发形成的群体组织，有时称小团体，国外也称“隐形组织”。处于儿童或青少年期的学生，随着自我意识的发展，越来越希望摆脱家长和老师的严格控制，但面对纷繁复杂的世界，又迫切需要从他人那里获得友谊和经验而寻找? Informal groups generally refer to group organizations formed spontaneously in student learning, living, entertainment, and other interaction activities, sometimes called small groups, and foreign countries are also called “invisible organizations.” Students with children or adolescents, with the development of self-awareness, are more and more eager to get rid of the strict control of parents and teachers. However, in the face of a complex world, it is urgent to seek friendship and experience from others.