"Wetland Explorer" is an APP that aims at popularizing wetland knowledge and cultural dissemination and education, combines free creation, entertainment and social functions, and mainly presents relevant content in the form of games. APP is mainly aimed at children aged 7-12, which not only meets the parents' expectation that their children can gain more knowledge in this age group, but also meets the needs of children of this age who want to play more interesting games. Popularizing the charm of wetlands through mobile app design can make more people realize the importance of wetland protection, and it is also expected to promote tourism with popular science and stimulate new consumer markets. APP includes four major sections: wetland knowledge (knowledge question and answer), wetland exploration (adventure), wetland construction (sandbox construction) and entering wetland (AR interaction). Product highlights are: 1. Combined with text, sound, images, games, AR models and other forms. 2. From the aspects of wetland knowledge, wetland exploration, wetland construction and wetland restoration, the content is rich. 3. Combine various game mechanisms such as adventure, knowledge question and answer, sandbox construction, etc. 4. The overall design style is simple and lively, beautiful page. 5. At the same time, it has the commercial potential space to promote the development of wetland tourism market.