This is the second annual report of the formative evaluation of a three-year project, Community STEM Outreach, funded by the Office of Naval Research. Focus of the project is the Youth Exploring Science (YES) Program at the Saint Louis Science Center. The report addresses the following questions: "Why conduct an evaluation?", "Who are the YES teens?", "What happens in YES?", "What are the program's outputs?", "What are the program's impacts?", ""What are the different points-of-view that stakeholders have about YES?", "What areas are important to stakeholders and program success?", "What