The aim of this study was to investigate the Influence of Problem-Based learning in Chemistry education on academic achievement of school students. To achieve this purpose, three research questions were generated. The study adopted a descriptive survey design. Purposive sampling technique was used to select 300 senior secondary two (S.S.2) science students and data was collected by administering a questionnaire on the influence of problem-based learning in Chemistry education on academic achievement of school students. Data generated was analyzed using descriptive statistics. The findings of this study revealed various activities engaged in by students during PBL lessons. Based on the findings, a number of recommendations were made.
Keywords: Academic Achievement, Higher-order thinking, Pedagogical Approach., Problem-Based Learning