During the COVID-19 pandemic, online learning should be carried out through innovative methods. This study aims to determine whether implementing an online flipped classroom, with converting all face-to-face sessions into virtual face-to-face sessions, can facilitate the development of critical thinking skills of postgraduate science education…

This research presents an investigation on the utilization of Science, Technology, Engineering, and Mathematics (STEM) with Project-Based Learning as experiment class treatment and project-based learning as control class treatment to investigate students' critical thinking in optical instruments lessons, with a particular focus on the development…

This study investigates the effect of inquiry-based learning with socio-scientific issues on students' higher-order thinking skills in the first year based on chemistry topics. This study used a quasi-experiment design as a method. A sample of 96 students in three classes was selected and was divided into two groups. An experimental group used two…