Increasing conceptual understanding and procedural fluency on teaching polyhedrons using blended learning strategy: A case study on 8th grader of SMP N 1 Sukawati

Abstract

This study aims to improve the conceptual understanding and procedural fluency in learning Polyhedrons using blended learning strategy. A blended learning strategy was done by combining face-to-face and online learning using Edmodo. The subject of this study consisted of 34 students of 8th Grader (14 males and 20 females) of SMP Negeri 1 Sukawati in the academic year 2017/2018. The study had taken place for 8 weeks (2-Cycles) on the topic of Polyhedrons. The research data were conceptual understanding and procedural fluency measured quantitatively by test and then coded, analyzed qualitatively using content analysis techniques of students' posts on online discussion. The results showed that (a) a very good category of conceptual understanding (score 88) and a good category of procedural fluency (score 75) had been achieved quantitatively, (b) Qualitatively, there was also an improvement in the quality of conceptual understanding and procedural fluency found on the student online discussion' posts. Of all 797 posts, there were 31.7% questions and 68.3% answers that significantly indicated a good conceptual understanding (39.65%) and procedural fluency (29.9%) on teaching Polyhedrons.