(1)       Prepared and conducted examinations on Parasitology for undergraduate students, Faculty of Veterinary Medicine since 1984 to now.

(2)       Acted as external or internal examiner for a number of  Ph. D. and more than 80 M. V.Sc. and M.Sc. students.

(3)       Acted as external examiner at the:-

(a)    Faculty of Education, University of Khartoum.

(b)   Faculty of Science, University of EL-Nilein.

(c)    Department of Parasitology, Liverpool School of Tropical Medical.

(d)   Sudan Academy of Sciences.

(e)    Faculty of Veterinary Science: Sudan-Bahr EL-Gazal.