Achimugwu, L. (2011). Strategies for Effective Conduct of Practical Chemistry works in Senior Secondary Schools in Nigeria. Journal of the Science Teachers Association of Nigeria, 46, 2. Achor, E. A. & Kalu, E. A. (2014). Improving Students’ Attitude Towards Chemistry: Using Error. Analysis Approach in the Teaching of Chemistry Practical. Journal of Research in Curriculum and Teaching, 8(1), 605. Achor, E.E, Kurumeh, S.M., Orokpo C.A. (2012). Gender dimension in predictors of students performance in Mock- SSCE practical and theory. Retrieved from: http://faculty./mock-ssce/ucmerced.edu//research/pdf Aluko K. O. (2008). Teaching Chemistry in Secondary Schools: A Case for Cooperative Instructional Strategy. Ethiopian Journal of Education and Sciences.3 (2), pp. 27 - 34. Arends, I. R. (Ed.) (2010). Learning to teach. Central Connecticut State University, New York: McGraw-Hill. Chapman, D.L. (2013). Multimedia and hypermedia Instructional Tools and Student learning in computer applications courses. An unpublished doctoral dissertation submitted the University of Southern Mississippi, Hattiesburg, MS, USA. Eze, A.E., J.J. (2007). Effect of Concept Mapping Method of Instruction on Students’ Achievement and Retention in Chemistry. Nigeria Journal of Functional Education 5(1)7 p. 11. Federal Government of Nigeria (2014). National Policy on Education. Lagos: NERDC Press. Galope, V.O. (2013). Multimedia-Aided instruction in teaching grade four science and health: its effect on pupils‟ performance and attitude towards multimedia use in the class room. Retrieve from: http://philair.ph/publication/index.php/irj/article/view/257 Hashim, H., Tasir, Z.., Mohamad, S. (2013). E-learning environment for hearing impaired students. Turkish Online Journal of Educational Technology, 12(4), 67-70. Retrieved from: http://www.tojet.net/articles/v12i4/1247.pdf. Ibrahim, A. (2012). Effect of Science Process Teaching Approach on Primary School Pupils‟ Achievement in Basic Science and Technology in Katsina State, Nigeria. An unpublished M.Ed. Thesis submitted to Ahmadu Bello University, Zaria. Ikeobi, I. O. (2010).Beyond the Stereotype, Thoughts and Reflections on Education. Lagos: The CIBN Press Ltd. Jegede, S.A. (2007). Students’ anxiety towards the learning of Chemistry in some Nigerian secondary schools. Educational Research and Review 2 (7), pp. 193-197. Karamustafaoglu, O. (2011). Improving the Science Process Skills Ability of Science Student Teachers Using I Diagrams. Eurasian Journal of Physics and Chemistry Education, 3(1), pp. 26-38. Kumar, M.K. (2013). Impact of Using Multimedia Package in Teaching Science. International Journal of Teacher Educational Research (IJTER),2(12), pp. 1-4. Muhammad B.S. (2014). Influence of Conceptual Instructional method on students’ performance in, and attitude towards practical Chemistry among students in Kaduna State, Nigeria. An unpublished Ph. D thesis submitted to Ahmadu Bello University, Zaria. Mweri J., (2014). Diversity in Education: Kenyan Sign Language as a medium of instruction in schools for the Deaf in Kenya. Multilingual Education 2014, pp. 4-14. National Educational Research and Development Council (NERDC) (2008). Senior Schools Chemistry Curriculum. NERDC Press, Abuja. National Examinations Council of Nigeria. (NECO) (2013). Enrolment and Performance of Candidates on Chemistry June/July SSCE. Lagos: NECO. Njoku, M.I.A., Nwagbo, C. (2014). Creativity in Biology Classrooms in Nigeria: Challenges and Prospects.55th Annual Conference proceedings of Science Teachers Association of Nigeria. Njoku, Z.C., Ezinwa, U.S. (2014). Comparative effects of peer teaching and lecture method on students; achievement and interest in some difficult concepts in Chemistry. Journal of the Science Teachers’ Association of Nigeria, 49(1), pp. 60-73. Nonyelum, N.I.H. (2015). Sustenance of Interest in Chemistry Teaching Through Human Capital Development: Secondary School as Case Study.56th Annual Conference Proceedings of STAN, pp. 63-70. Nwagbo, C., Chukelu, U.C. (2011). Effects of Biology Practical Activities on Students‟ Process Skill Acquisition. Journal of Science Teachers Association of Nigeria, 46(1), pp. 58-70. Nwana, S. (2012). Challenges in the application of e-learning by secondary school teachers in Anambra State, Nigeria. African Journal of Teacher Education, 2(1), pp. 67 -72. Omolade, O. O. (2008). Effects of Lecture Demonstration and Lecture Teaching Methods on Students’ Achievement in Secondary School Chemistry. Journal of Teacher Education 9(10), p. 175. Onasanya, S. A., Fakomogbon, M. A., Shehu, R. A., Soetan, A. K. (2010). Learning information and communications technology skills and the subject context of introductory technology learning in Nigeria Journal of Artificial Intelligence, 3, pp. 59-66. Osman, K., Vebrianto, R. (2013).Fostering science process skills and improving achievement through the use of multiple media. Journal of Baltic Science Education. 12(2), pp. 191-204. Salau, M.O. (2012). The Effect of Class Size on Achievement of Different Ability Groups in Mathematics. Journal Science Teachers ‘Association of Nigeria, 31(1), pp. 27-33. Salisu, A. (2015). Impact of Animated-Media Strategy on Achievement, Retention and Interest Among Secondary School Geography Students in Weather Concepts, Kastina State, Nigeria. Unpublished Masters thesis of Department of Science Education, Ahmadu Bello University, Zaria. Suhaila, D., & Nazri, M. (2010). Hearing Impaired (Recorded by AIWA Cassette Recorder) (Cassette). Technology into Mathematics Learning. Mathematics and Computer Education, Fall 2003. Retrieved from: http://www.findarticles.com. West African Examination Council Chief Examiners Reports (2013). Chemistry Paper, May/June 2013. Retrieved from: www.waeconline.org.ng/e learning/Chemistry. West African Examination Council Chief Examiners Reports (2015). Chemistry Paper, May/June 2010, 2011, 2012, 2013, 2014 and 2015. Retrieved from: www.waeconline.org.ng/e learning/Chemistry. West African Examinations Council Chief Examiners Reports (2010). Chemistry Paper, May/ June 2006, 2007. 2008, 2009 and 2010. Retrieved from: www.waeconline.org.ng/elearning/Chemistry.