This document is the final summative evaluation report written by EDC, the external evaluator of the STEM Guides project. The report concludes that the project was highly ambitious, with many dynamic and evolving pieces. It was deemed successful as a model of brokering connections between students aged 10-18 and STEM resources and opportunities in rural Maine communities. The STEM Guides program contributed to the increase in STEM awareness within each community, as well as connecting youth with interesting and relevant STEM experiences.