AUTHOR=Malusay Jeneveb T. , Cortes Sylvester T. , Ontolan Jay M. , Englis Tess P. , Pagaran Gabriel M. , Dizon Rhey L. TITLE=Strengthening STEM education through a professional development program on enhancing teachers' TPACK in selected calculus topics JOURNAL=Frontiers in Education VOLUME=9 YEAR=2025 URL=https://www.frontiersin.org/journals/education/articles/10.3389/feduc.2024.1487350 DOI=10.3389/feduc.2024.1487350 ISSN=2504-284X