Effect of Differentiated Instruction on Motivation in Mathematics Concepts among Senior Secondary School Students in Malumfashi Education Zone of Katsina State, Nigeria. foefujs [Internet]. 2026 Mar. 25 [cited 2026 May 26];3(1):80-92. Available from: http://js.foefugusau.com.ng/index.php/foefujs/article/view/348