Development of Big Book Media on the Theme of Growth and Development of Living Things for Elementary School Students

The purpose of this study was to find out to determine the development of Big Book for the growth and development of living things for elementary school students. The type of research used is Research and Development (R&D) by developing the ADDIE model learning design. The subjects in this research were class III students at MI Muhammadiyah 02 Solokuro, totaling 23 students. The data collection techniques used were interviews and observations, expert validation sheets, response questionnaires, and test questions to determine student learning outcomes. The results of the study showed that it was valid and could be used in the learning process. Big Book media can help teachers convey material and can attract students' interest in participating in the learning process.