Sitepu, M. S.; Azizah, A.; Asriani, A.; Herlina, H.; Nuraini, N.; Afifah, M.; Nur’izzani, N. Development of Interactive Science Problem Solver Media Based on PBL to Improve Collaboration Skills of Elementary School Students. j. paedagog. penelit. pengemb. pendidik. 2025, 12, 401-410.