Penelitian tindakan kelas ini bertujuan meningkatkan kemampuan dan keaktifan siswa dalam menulis teks eksposisi pada kelas VIII SMP Kartika XIX-2 Bandung melalui penggunaan metode Think Talk Write. Hasilnya menunjukkan bahwa terdapat peningkatan kemampuan menulis teks eksposisi dan keaktifan belajar siswa. Ketuntasan kemampuan menulis teks eksposisi siswa pada siklus I mencapai 48%, siklus II 5…
The purpose of this study was to improve students' mathematical concepts through improving communication skills and students' mathematical dispositions using Discovery Learning assisted by Cabri Express. This research is development research using the 4-D development model, which consists of the Define, Design, Develop, and Disseminate phases. The subjects in this study were 18 students. Data c…
For students learning mathematics, mastery of concepts is important, one of which relates one concept to another. One of the abilities that students must have is the ability to connect mathematically, but it turns out that the facts in the field are still relatively low. In order to improve the learning process, a combination of scientific and contextual approaches can be used by developing tea…
Siswa sekolah menengah mengalami kesulitan dalam memahami materi matematika yang abstrak, salah satunya bangun ruang sisi datar (BRSD). Alternatif pembelajaran yang dapat membantu kesulitan siswa pada materi bangun ruang sisi datar menggunakan discovery learning berbasis Visual Basic Applications (VBA) Microsoft Powerpoint. Tujuan penelitian untuk menganalis respons ahli terhadap media VBA Micr…
This research was motivated by the problem of the low abilities of elementary students to understand mathematical understanding and self-regulated learning (SRL). The purpose of this study was to examine the mathematical understanding ability and SRL of elementary school students who received learning using the Snowball Throwing approach. The research method is a quasi-experimental with the pop…
This research aims to determine the types of misconceptions experienced by junior high school students in learning the concept of geometry, analyzing what is the cause, and knowing the level of geometry of students who are experiencing misconceptions. His research methods use qualitative descriptive research. The research subject is SMP Grade 9 students. The instruments used are diagnostic test…