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Marcelino Hermawan, Marcellino Aditya, & Winta T. Satwikasanti. (2025). Perancangan APE bagi Siswa Penyandang Tunagrahita untuk Meningkatkan Kemampuan Berhitung Dasar, dengan Pendekatan Pembelajaran Manipulatif. SERENADE : Seminar on Research and Innovation of Art and Design, 3(1). Retrieved from https://serenade.ukdw.ac.id/index.php/serenade/article/view/226