The ability to collaborate effectively with others is necessary for adult success in social relationships and work settings. Research findings suggest that it is also important for children to learn the skills involved in collaboration, because children who are able to work effectively with others have better school and social outcomes. This article draws from the author's experience facilitating and observing children's groups as well as the literature to suggest 8 principles for facilitating a children's group focused on collaboration. Examples from children's interactions in group help to illustrate the principles.