Development of Student Work Sheet (LKPD) based on Predict-Observe-Explain (POE) to Improve Students' Critical Thinking Ability in 2021/2022

This study aims to: (1) produce appropriate POE-based LKPD to improve learning activities and critical thinking skills of students at SMPN 38 Medan; (2) knowing the magnitude of the increase in student learning activities using POE-based LKPD; and (3) This study aims to determine the increase in stu