THE DEVELOPMENT OF LEARNING ACHIEVEMENT AND ANALYTICAL THINKING ABILITIES OF MATHAYOMSUKSA 3 STUDENTS USING GROUP INVESTIGATION INSTRUCTIONAL MODEL

Abstract

The purposes of this research article were 1) To compare the learning achievement on conflicts and social problem in Thailand of Mathayomsuksa 3 students before and after the learning using group investigation instructional model 2) To compare analytical thinking abilities of Mathayomsuksa 3 students after learning using group investigation instructional model 3) To study the opinion of Mathayomsuksa 3 students about the learning using group investigation instructional model. The sample of this research consisted of 29 students of class 3/1 studying in the second semester of the academic year 2022 in Srinakharinwirot University Ongkharak Demonstration School. The research instrument used were 1) lesson plans with the content of conflicts and social problem in Thailand 2) a learning achievement test of 30 items concerning the conflicts and social problem in Thailand 3) an analytical thinking abilities test of 3 items 4) a questionnaire inquiring the opinion of Mathayomsuksa 3 about the learning using group investigation instructional model. The collected data were analyzed by Mean Standard Deviation and t-test dependent. The results of this study were that: 1) The learning achievement on conflicts and social problem in Thailand of Mathayomsuksa 3 students after the learning using group investigation instructional model were higher than before at the level .05 significance. 2) The analytical thinking abilities of Mathayomsuksa 3 students after learning using group investigation instructional model were higher than before at the level .05 significance. 3) The opinion of Mathayomsuksa 3 about the learning using group investigation instructional model were rated at the high level.