R. Muhammad, Department of Science and Vocational Education Faculty of Education and Extension Services, Usmanu Danfodiyo University, Sokoto, Nigeria

• Scientific Journal of Pure and Applied Sciences Vol. 4 No. 4 (2015): April - Education
  Improvisation: an alternative approach to solving the problem of ill-equipped biology and agricultural science laboratories in senior secondary schools, Nigeria
  Abstract  SJPAS-2015-44-105-112