Instilling politeness values ??in elementary school students is very important to shape their character from an early age. In SD Negeri 16 Langsa City, the picture story book Rico and the Magic Words are used as a learning medium to instill politeness values. This study shows that picture story books can help improve students' character, especially in terms of politeness. This is due to the combination of attractive images, a simple but meaningful storyline, and a moral message that is easy for children to understand. Polite expressions such as "please", "sorry", "thank you", and "excuse me" are used in the story that are fun and related to students' daily lives. They are included contextually in this story. Therefore, this media is very appropriate to be used during learning in educational institutions.

To improve the understanding of fifth grade elementary school students about the material of free morphemes and bound morphemes, this type of research is research and development (R&D). The results of the preliminary study showed that there was no learning media that facilitated learning and that students did not understand free morphemes and bound morphemes. Based on these findings, the author plans to create an illustrated e-book called "The Adventures of Bound and Free Morphemes" to improve students' understanding in fifth grade elementary school. The results of the validation of the first material expert and media expert showed that the e-book received a score of 70.7% and was included in the category. Thus, it can be concluded that the e-book is valid and practical to use to improve students' understanding.