Human beings are naturally gregarious and tend to form groups, that is, "two or more individuals who influence each other through social interaction." Groups fulfil a series of needs for humans, such as survival needs, psychological needs, informational and interpersonal needs, which compel individuals to become part of a group. Clearly, the classroom acts as an environment that facilitates the formation of a group, creating certain needs that students will find fulfilled within the group and also providing the group with common goals, which are the reason for the group formation and the main cohesive force that unites people into groups. The physical closeness that the classroom guarantees increases the statistical likelihood of interaction, creating a sense of "groupness" (1).

In the case of adolescents, their cognitive development opens up a whole new perspective for them, which can sometimes be overwhelming. Certainly, the possibility of being part of a...