Novitasari, Khikmah, and Rhamadhani Annisa. 2023. “Media House Shape Sorter Untuk Meningkatkan Pemahaman Geometri Anak Usia 5-6 Tahun: House Shape Sorter Media To Improve The Understanding Of Geometry For Children Aged 5-6 Years”. Indonesian Journal of Early Childhood: Jurnal Dunia Anak Usia Dini 5 (2):417-25. https://doi.org/10.35473/ijec.v5i1.2470.