Nilfadia and Ramdhan Harjana 2025. Pengaruh Media Mathematical Intelligence Stick Terhadap Kemampuan Operasi Penjumlahan Siswa Tunagrahita Kelas VI di SLB Negeri 2 Yogyakarta. EduInovasi:  Journal of Basic Educational Studies. 5, 3 (Oct. 2025), 844 –. DOI:https://doi.org/10.47467/edu.v5i3.9403.