The development of POE2WE-based E-LKPD using iSpring Suite 10 on the reaction rate material aims to produce an E-LKPD that is valid and knows the user's response. This research uses the Research and Development (R&D) method with the 4-D development model. The data collection instruments used are validation sheets and user response questionnaires. The subjects of this research were 3 students fo…