Andini KP, Supriyadi. Analysis of the Application of the Project-Based Learning Model in Improving the Mutual Cooperation Attitude of Primary School Students: Analisis Penerapan Model Pembelajaran Berbasis Proyek dalam Meningkatkan Sikap Gotong Royong Siswa Sekolah Dasar. ijemd [Internet]. 2026 Sep. 14 [cited 2026 Sep. 27];21(1):10.21070/ijemd.v21i1.1090. Available from: https://ijemd.umsida.ac.id/index.php/ijemd/article/view/1090