IMPLEMENTATION OF A GI TYPE COOPERATIVE LEARNING MODEL ASSISTED WITH SPACE 4D+ AR PLAYING CARD TO IMPROVE COGNITIVE LEARNING OUTCOMES OF PEKANBARU NEGERI 4 SMP STUDENTS ON EARTH AND SOLAR SYSTEM MATERIALS. SPEKTRA: Jurnal Kajian Pendidikan Sains, [S. l.], v. 11, n. 1, p. 40–48, 2026. DOI: 10.32699/spektra.v11i1.8878. Disponível em: https://ojs.unsiq.ac.id/index.php/spektra/article/view/8878. Acesso em: 28 may. 2026.