“PENERAPAN MODEL COOPERATIVE LEARNING TIPE NUMBERED HEADS TOGETHER UNTUK MENINGKATKAN HASIL BELAJAR MATEMATIKA SISWA PADA MATERI BANGUN DATAR KELAS III SEKOLAH DASAR ”., JPPD, vol. 3, no. 02, pp. 1–11, Oct. 2026, Accessed: Oct. 28, 2026. [Online]. Available: https://journal.lumiverapublishing.org/index.php/jppd/article/view/507