“…In the 21st century, students are required to have an understanding of concepts and skills better known as 4C skills (Critical Thinking, Creative, Communications, Collaboration), so that teaching materials should be presented in the form of interactive multimedia that has been compiled according to the four syntax-based learning models. Cognitive conflict is the activation of preconceptions and misconceptions, presentation of cognitive conflicts, discovery of concepts and similarities, and reflection, which have the aim of increasing students' understanding of concepts and remediation to correct students' misconceptions (Dhanil, et al, 2021). Cognitive conflict-based interactive multimedia is easy to use because interactive multimedia contains instructions for use, and can be used at any time, and has feedback on its use (Arifin, et al, 2021).…”