Heartbuzz International is an educational nonprofit based in Bangkok, Thailand that offers outdoor learning programs for schools. The programs run between 1-5 days and can be delivered in English or Thai. They are suitable for grades 1-12 and focus on field research, outdoor activities, learning games, team-building exercises, and community interaction. The programs are tailored to fit different curriculums and cover topics like river ecology, pollution, history, and natural resources. When volunteers participate, accommodation, food, medical care, transportation, and guides are provided.