Abstract:
The purposes of this research were to 1) develop multimedia lessons on the internet on logical reasoning-based programming for grade 5 students at Ban KhokKlang School, ensuring effectiveness based on the 80/80 criteria, 2) compare the learning achievement of students before and after studying the multimedia lessons on the internet about logical reasoning-based programming for grade 5 students at Ban KhokKlang School; and 3) study the satisfaction of grade 5 students at Ban Khok Klang School with the multimedia lessons on the internet about logical reasoning-based programming. The sample group for this research consisted of 22 students from Grade 5/1 at Ban Khok Klang School, under the Surin Primary Educational Service Area Office 3, during the second semester of the 2024 academic year. The research instruments included 1) Multimedia lessons on the internet about logical reasoning-based programming, 2) Three lesson plans to accompany the multimedia lessons on the internet about logical reasoning-based programming, 3) Four-choice achievement test with 30 items; and 4) Student satisfaction questionnaire. The statistical methods used to analyze data include percentages, mean, standard deviations, E₁/E, values, and dependent t-tests. The research results indicate that:
1. The effectiveness of the multimedia lessons on the internet on logical reasoning-based programming for grade 5 students at Ban KhokKlang School was measured at 80.23/83.33 (E,/E₂), which exceeds the predetermined 80/80 criteria.
2. The learning achievement of students after studying with the multimedia lessons on the internet on logical reasoning-based programming for grade 5 students at Ban KhokKlang School was significantly higher than before studying at the .05 level of statistical significance.
3. The overall satisfaction of students with the multimedia lessons on the internet on logical reasoning-based programming for grade 5 students at Ban Khok Klang School was at the highest level.