Abstract
This research explored the utilization of video-based instructional material in enhancing learning competency among
a group of sixty (60) students enrolled in grade 8 at Satriwithaya School in Bangkok, Thailand. The study was carried out.
out during the 2nd semester of S.Y. 2023–2024. The respondents were chosen using the approach of purposive
sampling. The research study employed an experimental approach and utilized quantitative research. Through the use of
of a one-group pre- and post-test, the researcher was able to gather the necessary data. The study included statistical
measures such as percentages, means, and standard deviations, as well as dependent and independent t-tests, to assess
and compare the proficiency and efficacy of utilizing video-based educational materials among students at
Satriwithaya School in Bangkok, Thailand. Study findings also revealed that there is a significant difference in pre- and post-test assessment scores before and after using the video-based instructional materials. The research outcomes
indicated that the application of video-based teaching resources as an instructional strategy in the field of biology
resulted in an increased degree of effectiveness in the students' learning process. The findings of the study suggest
that the utilization of video-based instructional materials has favorable outcomes in terms of enhancing pedagogical
and educational achievements in the field of biology. This methodology has been demonstrated to provide learners with
with the chance to enhance their comprehension through active participation, cultivate their imagination and
cleverness, consequently facilitating enhanced educational achievements. Furthermore, the establishment of a
conducive learning atmosphere that is both engaging and pleasurable for students can enhance their overall learning
experience. Moreover, this approach enhances the teacher's capacity to convey their intended educational objectives
to their students proficiently.