Gathage , J., Embeywa, H. . and Koech, P. . (2021) “THE EFFECT OF INQUIRY-BASED SCIENCE TEACHING APPROACH ON SELF- CONCEPT OF SECONDARY SCHOOL PHYSICS STUDENTS IN KITUI COUNTY, KENYA”, African Journal of Education and Practice, 7(2), pp. 18 – 29. doi: 10.47604/ajep.1255.