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Direct linkKanyesigye, Stella Teddy; Uwamahoro, Jean; Kemeza, Imelda – Research in Science Education, 2023
This study aimed to assess the impact of problem-based learning (PBL) on students' achievement in mechanical waves among secondary schools in South Western Uganda. Four hundred and nineteen students (419) from 19 schools were involved in this study. A quasi-experimental research method was employed through Solomon's four-group design. Form six…
Descriptors: Problem Based Learning, Science Achievement, Physics, Scientific Concepts
