Purpose: This study aimed to develop an instructional material in learning pre-calculus that can be used by the Grade 10 students at a school in Cauayan City, Philippines to improve their competency in Mathematics, particularly in Pre-Calculus. Method: The study employed a quasi-experimental research design consisting of two groups, the…

With the recent implementation of the K-12 curriculum in the Philippines, teachers are challenged to develop relevant, research-based, and responsive instructional materials. At present, few reference materials for use have been prepared for the required senior high school (SHS) competencies. This study developed a workbook in physical science for…

The study used the intervention mixed methods design to evaluate the technological, pedagogical and content knowledge (TPACK) of mathematics preservice teachers while doing their lesson planning and teaching with interactive whiteboards (IWBs). The method has the following parts: (1) qualitative data collection to establish the priority…

Strategic Intervention Material (SIM) is an instructional learner material developed to enhance the academic performance of low-performing students. This study aimed to develop e-SIM and investigate its effect on the student's academic performance and learning motivation in Newton's Laws of Motion. The participants were 40 students from Grade 12…

As technology advances, the demand for innovative instructional materials also increases. As a result, the Department of Education urges teachers to develop instructional materials. This study was conducted at Bulusan National High School, Bulusan, Sorsogon, Philippines SY 2018-2019 which was aimed to develop gamified instructional materials in…

The study determined the level of grammatical competence of 177 Junior High School students and on the design and development of a supplementary learning material to enhance the grammatical competence of the students along subject-verb agreement. The study revealed that students favored textbooks as their preferred reading material at home. They…

The study dealt on the development of a supplemental learning material for the instructional remediation of Grade 7 struggling readers sensitized to the needs and conditions of students in Mapandan National High School. The study adopted the descriptive-developmental method using a questionnaire and content-validated oral reading and reading…