Septiana, A. and Saputra, A.A. 2025. The Effectiveness of Group Approach in Class Management in Mathematics Lessons at SDN 11 Suak Tapeh: Efektivitas Pendekatan Kelompok Dalam Manajemen Kelas Pada Pelajaran Matematika Di SDN 11 Suak Tapeh. Journal of Elementary School Research and Development. 1, 2 (Dec. 2025), 73–85. DOI:https://doi.org/10.65663/basico.v1i2.71.