The book includes not only fundamental theories and considerations regarding cooperative adventure games but also many tips and suggestions for practical application. It addresses the various choices and behaviors of game leaders. The structure is oriented around the different phases of a game, starting from planning to reflection. Additionally, it presents several game chains, discusses safety aspects, and explains how to quickly come up with a game "on the fly." The aim of the book is to highlight the complexity and potential of cooperative adventure games and to inspire enthusiasm for working with these games and trying out new ideas. Cooperative adventure games are always an adventure – ideally for the players, but certainly for the game leaders as well. Contents include: definition of cooperative adventure games, influencing factors on cooperative adventure games, group size, goals and purposes of the group, group phases, group structure, group formation and composition, characteristics of good game leadership, game chains, inventing games, animation, presentation methods, moderation, the role and responsibilities of the game leader, interventions, basic rules of reflection, handling conflicts, and feedback as a method.