ANGGARA, M.; SAMSUDIN, A. APPLICATION OF PROJECT BASED LEARNING MODELS TO KNOW THE DESCRIPTION OF UNDERSTANDING CONCEPTS OF SUMMARY IN CLASS 1 ELEMENTARY SCHOOL STUDENTS: project based learning model, understanding the concept of addition, 1st grade elementary school students. Sebelas April Elementary Education, [S. l.], v. 2, n. 1, p. 62–71, 2023. Disponível em: https://ejournal.lppmunsap.org/index.php/saee/article/view/600. Acesso em: 27 apr. 2025.