Prince Dave R. Llaneza and Gilbert C. Magulod Jr. 2023. “‘Abot Kamay and Pagsasanay’: Effectiveness of Tactual Learning Kit As a Localized Manipulative Instructional Material in Grade 1 Mathematics”. Journal of Social Sciences and Humanities 1 (1):13. https://csu.org.ph/jssh/article/view/1-2-2023-02.