The IMPLEMENTATION OF COMBINATION OF COOPERATIVE LEARNING MODELS OF NUMBER HEAD TOGETHER AND SNOWBALL THROWING TYPES USING 3-DIMENSIONAL MEDIA TO IMPROVE STUDENTS’ LEARNING OUTCOMES: PENERAPAN KOMBINASI MODEL PEMBELAJARAN KOOPERATIF TIPE NUMBER HEAD TOGETHER DAN SNOWBALL THROWING BERBANTUAN MEDIA 3 DIMENSI UNTUK MENINGKATKAN HASIL BELAJAR SISWA. Biogenerasi [Internet]. 2025 Aug. 22 [cited 2026 Mar. 14];10(2):1687-95. Available from: https://e-journal.my.id/biogenerasi/article/view/6504