The purpose of this study is to evaluate the impact of integrating Sustainable Development Goals (SDG) into International School Curriculum, and to adapt Education for Sustainable Development using Ajzen’s theory of planned behaviour, Roger’s diffusion of innovation theory and Stern’s value belief norm (VBN) theory to nurture a sustainable society. The study narrowed five development goals; Zero Hunger (SDG 2), Clean Water and Sanitation (SDG 6), Sustainable Cities and Communities (SDG 11), Climate Change (SDG 13) and Life on Land (SDG 15) to evaluate the impact towards international school’s curriculum in order to nurture a sustainable society. Data was collected from 105 teachers from 5149 full time teachers in International Schools in Malaysia. The questionnaire focusses on indicators from Sustainable Development Goals and funnelled down to understand whether these indicators will impact the objective of these research, which is to nurture a sustainable society through integrating SDGs in International School Curriculum. The data was analyzed through SPSS application where correlation test were conducted and produce nonparametric correlation results in p<0.001 which indicate a very high significant of relationship between SDGs and sustainable society.