Solomon, MAEd, M. M. S. ., and D. M. I. . Cacho. “Integrated STEM Teacher’s Guide in Mathematics 2”. Ascendens Asia Singapore – Union Christian College Philippines Journal of Multidisciplinary Research Abstracts, vol. 3, no. 1, Dec. 2020, https://ojs.aaresearchindex.com/index.php/aasguccphjmra/article/view/2686.