Fortes, Erminda C., Olive Buzon, Aurora Gonzales, Antonio Ferrer, Rosemarivic Diaz, Robert Diaz, Myla Esperanza, Blesilda Infante, Wilmer Marquez, Gladys Nivera, Reymond Quan, and Allan Reyes. “DEVELOPMENT OF MICRO-SCALE MATHEMATICS KITS”. The Normal Lights 8, no. 1 (October 8, 2015). Accessed December 21, 2024. https://po.pnuresearchportal.org/ejournal/index.php/normallights/article/view/37.