Sulifah, Anik Sulifah, Titik Nuryatin, and Elly’s Mersina Mursidik. 2025. “Upaya Penerapan Project Based Learning Untuk Meningkatkan Keaktifan Siswa SD Kelas IV”. Journal of Science and Education Research 4 (1):35-39. https://doi.org/10.62759/jser.v4i1.156.