Development of Obicah Box Learning Media (Integer Number Operations) on the Achievement and Self Efficacy of Grade I Students of Bawang O3 Batang Elementary School

PENGEMBANGAN MEDIA PEMBELAJARAN OBICAH BOX (OPERASI BILANGAN CACAH) TERHADAP PRESTASI DAN SELF EFFICACY SISWA KELAS I SD N BAWANG O3 BATANG

Abstract

This research aims to: 1) produce Obicah Box learning media on whole number operation material for Grade I students at SD N Bawang 03 Batang; 2) To produce practical Obicah Box learning media on the operation of whole numbers for Grade I students at SD N Bawang 03 Batang; 3) To determine the effectiveness of the learning media developing Obicah Box on whole number operation material on learning achievement and self-efficacy in Grade I students at SD N Bawang 03 Batang. This research was conducted in September – October 2024. This research was conducted at SD N Bawang 03 Batang in the 2024/2025 school year. The type of research used is research and development (R&D). The product produced in this research and development is the Obicah Box (Whole Number Operation Box). The results of this research obtained the following results: 1) based on the validity test results of material experts and media experts, the average results were 3.9 and 4.2 in the good category, so that the obicah box media is suitable for use as a supporting medium for mathematics learning in the operation of 1-20 counter counting. ; 2) based on the results of the class teacher's assessment in the small scale trial, the average result was 3.92 in the good category and the average student assessment was 88.67 in the good category. No revisions are required, in other words, this obicah box media is practical to use; 3) based on the results of the spss paired sample t test, the 2-tailed sig value is 0.001, this shows that there is a significant difference between the pretest and post test scores. It can be concluded that the use of obicah box media is effective in increasing student learning achievement. Based on the results of the spss paired sample t test, the 2 tailed sig value is 0.002, this shows that there is a significant difference between the value of using the obicah box media and self-efficacy, it can be concluded that the use of obicah box media is effective in increasing students' self-efficacy.