Development of E-Books in Natural Science (IPA) Lessons Based on Discovery Learning for High Class Students in Primary Schools

Abstract

This research aims to develop a teaching material, namely, ebook teaching material based on discovery learning in class V elementary school (SD) science learning on the water cycle. This research uses RnD (Research and Development) research with the ADDIE stage model steps (analysis, design, development, implementation, and evaluation). The subjects in this research were fifth grade elementary school students, with data collection techniques in the form of observation, interviews and questionnaires. Before collecting data from students, the research validated the product with experts. The percentage results obtained were media experts 98.86%, material experts 96.00%, and language experts 90.26% and these scores were categorized as very good. Then the product was tested on students with a score of 94.48% in the very good category. Apart from that, students were directed to take the pretest and posttest. The score obtained before using the product was 51 and after using the product, it was 86.5. Based on these results, it can be concluded that discovery learning-based e-book teaching materials are suitable for use in science learning for fifth grade elementary school.