This project is aiming to identify and explore how the households manage their own waste in Selaparang Subdistrict in Mataram City West Nusa Tenggara Province, Indonesia. Supported by Universitas Indonesia, 20 Citizen Scientist are recruited in this project and every Citizen Scientist will do observation and assessment in 2 households. Data are collected using questionaire and also observing some features with their own device to get some photos. Data will be analysed and findings will be disseminated at the stakeholders meeting. Citizen Scientist working with the University scholaras (UI & UNU NTB) and Government will develop the best design for waste management baswd on their findings.