CABANILLAS, Algyr. A Quasi-Experimental Study on the Effectiveness of Activity Worksheets in Enhancing Grade 9 Learners’ Performance in Geometry . Journal of Elementary and Secondary School , [S. l.], v. 4, n. 1, p. 66–79, 2026. DOI: 10.31098/jess.v4i1.3836. Disponível em: https://journals.researchsynergypress.com/index.php/jess/article/view/3836. Acesso em: 1 apr. 2026.