Sabrina FN, Wulandari TC, Harminto H. PENINGKATAN KEMAMPUAN PEMECAHAN MASALAH PESERTA DIDIK MELALUI MODEL PROBLEM BASED LEARNING DENGAN PENDEKATAN TEACHING AT THE RIGHT LEVEL. ED [Internet]. 2023 Oct. 31 [cited 2025 Oct. 12];7(2):206-1. Available from: https://studentjournal.umpo.ac.id/index.php/edupedia/article/view/2402