Model Problem Based Learning Untuk Meningkatkan Pemahaman Konsep Dan Identifi…

The research that has been done is the Application of Problem Based Learning Model to Improve Concept Understanding and Confidence in Chemical Bonds Learning Materials in class X MIA 1 SMA Negeri 13 Pekanbaru. This research is motivated by the condition of the learning model in the field which is only centered on the teacher (teacher center) so that students do not play an active role in t…