THE EFFECT OF THE TEAMS GAMES TOURNAMENT (TGT) COOPERATIVE LEARNING MODEL ON EIGHTH-GRADE STUDENTS’ COGNITIVE SKILLS AND SCIENCE LEARNING MOTIVATION. universe [Internet]. 30 Juni 2026 [dikutip 13 Agustus 2026];7(1):29-35. Tersedia pada: http://universe.ppj.unp.ac.id/index.php/universe/article/view/737