Development of sustainability-oriented international class to increase environmental awareness

\nThis study falls under the category of development research, with the goal of creating an international class guide model focused on sustainable development to raise students’ environmental consciousness. The management of foreign class activities in the Faculty of Education is not ideal and still facing challenges, according to the field. The challenges are as follows: 1) students’ limited awareness of the global warming issue; 2) ineffective English communication; 3) students’ inadequate preparation for participating in activity programs overseas; 4) the execution of international activities has not proceeded optimally; and 5) ineffective evaluation activities. R&D (research and development) is a research methodology that is used in this method to carry out product testing, development, and research based on needs analysis. This study findings indicate that 88.5% of the development results in the form of worldwide training recommendations that can be implemented internationally. The model elements, content suitability, constructs, language, practicality, and writing organization are all demonstrated by the results of a questionnaire given to experts and model users; the model, with an average score of 82.8%, is highly valid for use in the Faculty of Education at Universitas Negeri Surabaya.\n