This document discusses using mobile devices to enhance environmental education and outdoor learning. It presents several key ideas: 1) Effective environmental education with mobile devices focuses on learning locally in the schoolyard and community, using themes and content relevant to students' lives. This helps foster emotional connections to nature. 2) Mobile devices can be used for capturing data, creating multimedia, and synthesizing information during fieldwork activities. Various apps allow documenting observations, sharing content, and conducting surveys without internet access. 3) When incorporated thoughtfully into outdoor learning programs, mobile devices can enhance the experience by supporting rich documentation, innovative methodologies, and greater engagement with course content, while avoiding simply using students as "dumb data record