<![CDATA[Penelitian ini mengevaluasi efektivitas model pembelajaran Problem-Based Learning (PBL) dengan pendekatan Teaching at the Right Level (TaRL) dalam meningkatkan keterampilan kolaborasi peserta didik kelas VII-F di SMPN 1 Porong pada pembelajaran IPA. Penelitian Tindakan Kelas (PTK) ini dilaksanakan dalam dua siklus, dengan subjek penelitian 32 peserta didik. Data dikumpulkan melalui observasi, angket, dan dokumentasi. Hasil penelitian menunjukkan peningkatan keterampilan kolaborasi yang signifikan setelah penerapan model PBL dalam pendekatan TaRL. Persentase keterampilan kolaborasi meningkat dari 71,66% pada siklus I menjadi 82,63% pada siklus II, menunjukkan bahwa model pembelajaran ini efektif dalam meningkatkan keterampilan kolaborasi peserta didik dalam pembelajaran IPA. Kata Kunci: keterampilan kolaborasi, model pembelajaran PBL, pendekatan TaRL. This research evaluates the effectiveness of the Problem-Based Learning (PBL) learning model with the Teaching at the Right Level (TaRL) approach in improving the collaboration skills of class VII-F students at SMPN 1 Porong in science learning. This Classroom Action Research (PTK) was carried out in two cycles, with research subjects of 32 students. Data was collected through observation, questionnaires and documentation. The research results show a significant increase in collaboration skills after implementing the PBL model in the TaRL approach. The percentage of collaboration skills increased from 71.66% in cycle I to 82.63% in cycle II, indicating that this learning model is effective in improving students' collaboration skills in science learning. Keywords: collaboration skills, PBL learning model, TaRL approach.]]>
