EFFECT OF CASE BASED LEARNING AND REGULAR TEACHING METHODS ON SECONDARY SCHOOLS STUDENTS’ ACHIEVEMENT IN CHEMISTRY IN MAARA, THARAKA NITHI COUNTY. JEPs [Internet]. 2023 May 31 [cited 2026 Apr. 17];3(2):114-21. Available from: https://backup.essrak.org/index.php/education/article/view/248