Effects of Science-Text-Cards and Crossword Puzzle Instructional Materials On Academic Performance in Biology among Secondary School Students in Oron LGA, Akwa Ibom State, Nigeria. foefujs [Internet]. 2026 Jun. 23 [cited 2026 Nov. 2];6(4):343-51. Available from: https://js.foefugusau.com.ng/index.php/foefujs/article/view/496