The Formative Evaluation for the Mars Habitat exhibit was conducted to gather visitor feedback on a prototype of the exhibit component. Data was collected in three rounds, and the exhibit component was updated as necessary between rounds. Evaluation questions focused on understanding if visitors knew what to do while at the Mars Habitat exhibit, how visitors interacted with both the exhibit and each other, and if visitors walked away with an understanding of the intended activity goals. These were explored through both observation and a follow-up interview. This report summarizes findings