4-H has long emphasized the importance of civic engagement and community service for positive youth development. One pathway to this ideal is youth action research and evaluation. This article demonstrates how participatory youth research and evaluation can lead to the successful implementation of community action projects. It describes the curriculum contents of Participatory Evaluation with Youth: Building Skills for Youth Community Action (Arnold & Wells, 2007), provides an example of one team's journey from training to a completed community action project, and offer tips for successfully implementing community action projects.