Naturalists at Large provides outdoor education programs for schools in diverse environments like Yosemite National Park, Joshua Tree, and the Colorado River. They work with each school to identify goals and tailor programs, which can include topics like water sports, outdoor skills, and environmental studies. Programs are led by experienced instructors with relevant certifications. A sample itinerary shows students hiking trails, exploring the area's flora and fauna, doing activities like art projects and games, and having meals and evening programs like campfires. Equipment reminders encourage students to pack properly for the outdoor activities.