This study characterizes the stability of natural colorants—annatto, pandan, and ube—in selected Philippine food matrices under different processing temperatures, pH levels, and light exposure conditions.
natural colorants, food stability, annatto, Philippine food
This study examines the integration of digital technologies in STEM subjects across secondary schools in Metro Manila, analyzing teacher practices, student engagement levels, and learning outcomes through classroom observations and standardized assessments.
technology integration, STEM education, secondary education, digital tools
This study evaluates the cataloging and metadata standards adopted by Philippine university digital collections, analyzing adherence to Dublin Core, MARC 21, and Qualified Dublin Core schemas, and identifying interoperability challenges in cross-institutional discovery.
cataloging, metadata standards, digital collections, interoperability
This mixed-methods study investigates the academic and affective outcomes of project-based learning in elementary science classes (Grades 4-6), comparing student achievement scores, inquiry skills, and attitudes toward science in PBL and traditional instruction settings.
project-based learning, elementary science, inquiry learning, student outcomes
