The formation of environmental literacy in the education system through education for sustainable development (EfSD) experiences many obstacles. The aim of the research is to analyze the impact of interdisciplinary science learning for interdisciplinary oriented education for sustainable development to improve interdisciplinary thinking and…

Various similar primary studies report varying impacts of applying blended problem-based learning (Blended PBL) in improving students' 21st-century skills. This study aims to group similar studies on the effect of blended PBL on students' 21st-century skills in science learning through meta-analysis. In addition, studies were analyzed on…

PBL is a one of the learning model which has been reported can improve student learning outcomes optimally. Unfortunately, the frequency of implementing PBL and the teacher knowledge level about PBL is not optimal yet. This quantitative descriptive study aimed at determining the effect of PBL-based modules implementation on student learning…

This research aimed to describe and find out whether implementation of Problem-Based Learning can improve scientific explanation skills in biology learning about the environment. The research method was Classroom Action Research through the implementation of Problem-Based Learning. This classroom action research consisted of two cycles, which were…