Development of Learning Achievement in Thai Subject on Nirasnarin lesson using the Group Investigation process combined with the Concept Map for Secondary 4 Students.

Abstract

This research aimed to 1) develop a Thai language lesson plan on Nirasnarin using the Group Investigation (G.I)  combined with the concept map for Secondary 4 students at Thung Fon Wittayakhan School to meet the 80/80 efficiency criterion, 2) compare the learning achievement before and after using the Group Investigation (G.I) approach combined with concept map for Secondary 4 students at Thung Fon Wittayakhan School, and 3) study the satisfaction of thirty-nine Secondary 4 students at Thung Fon Wittayakhan School. The population was selected through the cluster sampling. The research instruments included lesson plans, pre-test and post-test assessments, and satisfaction questionnaire. The statistical methods used for analysis included mean, percentage, standard deviation, and dependent t-test samples.

            The research findings revealed that: 1) the lesson plan on Nirasnarin using the Group Investigation (G.I) approach combined with concept map met the efficiency criterion at 83.69/86.00 which was higher than the criteria set 2) the students' learning achievement in Thai language on Nirasnarin improved significantly, with the pre-test mean score at 7.79 and the post-test mean score at 17.21, indicating a statistically significant improvement at the .05 level; and 3) the students' satisfaction with the learning process was at a high level and counted 4.09 as its average.