POERWATI, Christiani Endah; SURYANINGSIH, Ni Made Ayu; CAHAYA, I Made Elia. Model Pembelajaran Kooperatif Tipe Jigsaw II dalam Meningkatkan Kemampuan Matematika Anak. Jurnal Obsesi : Jurnal Pendidikan Anak Usia Dini, [S. l.], v. 5, n. 1, p. 281–292, 2020. DOI: 10.31004/obsesi.v5i1.496. Disponível em: https://www.obsesi.or.id/index.php/obsesi/article/view/496. Acesso em: 29 sep. 2026.