Ozuah AC. ASSESSMENT OF THE EXTENT OF IMPROVISATION IN TEACHING AND LEARNING BASIC SCIENCE IN UPPER BASIC SCHOOL LEVEL IN ANAMBRA EAST LOCAL GOVERNMENT AREA OF ANAMBRA STATE. IJNRSTE [Internet]. 2019 Dec. 22 [cited 2024 Nov. 23];2(1). Available from: https://publications.oasisinternationaljournal.org/index.php/ijnrste/article/view/9