Break the gathering into groups of four or five. Give every group a theme. Pick points that are fun and straightforward like, "What might you assume an outing to the desert?" or "List things that are purple". Give your groups not more than two minutes, and let them know "This is a challenge and the group with the most things on their record scores." Encourage the groups to record whatever number things as they can and not to talk about anything, simply record things as rapidly as could be expected under ...