Alwy MB, Nurdyansyah N. The Effect of Contextual Teaching and Learning Approaches on Learning Activities of Students in Science Subjects Subject Matter Changes in Form in Class V Students at School : Pengaruh Pendekatan Contextual Teaching and Learning Terhadap Aktivitas Belajar Siswa Mata Pelajaran IPA Materi Pokok Perubahan Wujud Pada Siswa Kelas V di Sekolah. acopen [Internet]. 2022 Jun. 30 [cited 2025 Sep. 4];6:10.21070/acopen.6.2022.2127. Available from: https://acopen.umsida.ac.id/index.php/acopen/article/view/2127