Icebreaker (facilitation)
An icebreaker is a facilitation exercise intended to help a group to begin the process of forming themselves into a team. Icebreakers are commonly presented as a game to "warm up" the group by helping the members to get to know each other. They often focus on sharing personal information such as names, hobbies, etc.
Read more about Icebreaker (facilitation): Introduction or Warm-up Exercises, Group-interaction Exercises