Dr. ONI Leah Olubunmi

ONI Leah Olubunmi

Position : 

Lecturer II

Email Address: 

Phone : 


Faculty : 

Department : 


Dr. ONI Leah Olubunmi was born in Ado-Ekiti over five decades ago. She is a native of Ifaki-Ekiti, Ekiti State. She had her Primary Sschool Certificate from St Joseph R.C.M. Akure in 1980. She also had her secondary education in Adu Memorial High School Akure, Ondo- State and St. Louis Grammar School, Ikere-Ekiti, Ekiti State in 1986 and 1988 respectively. She later proceeded to Ondo State College of Education, Ikere Ekiti now Ekiti State College of Education in 1991 for her Nigeria Certificate in Education (NCE) in Mathematics/Guidance & Counseling. She also had B.Ed. in Guidance & Counseling and Mathematics as teaching subject from Ondo State University now Ekiti State University, Ado-Ekiti in 1997. She later proceeded to the prestigious University of Ibadan for  her M.Ed. and Ph.D in Educational Evaluation in 2005 and 2013. She taught Mathematics and Further Mathematics in different secondary schools from 1992 to 2017 before joining National Open University Nigeria in 2017. She was a facilitator for National Teacher Institute (NTI) for Fifteen (15) years whereby she participated in the marking, teaching practice and project supervision of students. She received scholarship award for best  Ph.D. students from Ekiti State Goverment for the 2007/2008 academic session. She is a member of many professional bodies and has wriiten several books and journals. She is married and blessed with children.   







  • Academic staff in charge of Student Seminar (undergraduate Programmes)
  • Setting of Exam Questions
  • Supervising Student Projects (Undergraduate and Postgraduate)
  • Supervising Students on Teaching Practice
  • Member, Departmental Web committee
  • Member, Faculty facilitation Committee
  • Participating in Course materials development
  • Course Coordinator for Early Childhood Programme
  • Online facilitator






  • Evaluation of Tertiary Education Trust Fund  (TETFUND) intervention
  • Evaluation of Academic Staff Development
  • Teaching and Learning of Mathematics
  • Assessment of Monitoring and Evaluation
  • Open and Distance Learning





  1. Articles that have already Appeared in Learned Journals
    1. 1. Akinyemi T.M., Babatunde O.E and Oni L.O. (2013). Undergraduate Students attitude towards the teaching and learning of biblical languages – a case study of university of Ibadan and Ilorin – Yoloye book of reading Institute of Education, University of Ibadan, Ibadan. Pp. 135-143
    1. Oni L.O. (2013), Relevance of Employability Skills to Nigeria University Graduates. A Journal of National Association of Educational Research and Evaluators Vol. 13, No. 1. Pp. 125-134.
    1. Oni L.O. (2015), Tertiary Education Trust Fund Intervention Programme in the Nigerian Universities; Perspective of Students in Southwest, Nigeria.- Prof. Emeke, book of reading, Institute of Education, University of Ibadan. Pp. 236-250
    1. Oni L.O & Abijo J.A, (2015). Students’ Perception of Tertiary Education Trust Fund Intervention Programme on Infrastructural Facilities in Universities in Southwest, Nigeria,. Academic Journal of Research and Development (AJORAD). Vol.5.No.1 December, 2015. Pp. 99-112
    1. Abijo J.A & Oni L.O, (2015), Teacher and Students’ Characteristics As Correlates of Students’ Achievement in Yoruba Grammar at the Senior Secondary School, Level Academic Journal of Research and Development (AJORAD). Vol.4, No.1 June, 2015. Pp. 18-27
    1. Oni L.O. & Adewale; J.G. (2016) Evaluation of Academic Staff Development, Component of the Education Trust Fund Intervention in Southwestern Nigeria Universities. Africa Journal of Pedagogy, ISSN 1821-8474 vol.8, June, 2016. Pp. 87-103
    1. Olutosin A. Otekunrin, Leah O. Oni and Oluwaseun A. Otekunrin. (2017), Challenges, Attitudes and Academic Performance of Agriculture science Student in Public Secondary Schools of Ibadan North, Nigeria. Journal of Scientific Research & Reports Vol.13(1); 1-11, 2017;Articleno.JSRR.31216ISSN:2320-0227SCIENCEDOMAIN international.www.sciencedomain.org
    1. Oni L.O (2018), Effect of Cooperative Learning Strategy on Students’ Achievement in and Attitude to Mathematics. 21ST Century Education Forum @Harvard University Boston, MA USA. Conference Proceedings Vol.16, NO.1 ISSN: 2330-1236. Pp. 55-66
    1. Oni L.O (2019), Availability and Utilization of Instructional Materials for Teaching Mathematics in Senior Secondary Schools. International Journal of Integrated Research in Education (IJIRE). Vol.1 No1, March 2019. Pp 55-65
    1. Oni L.O (2019), Emerging Security Challenges in Nigerian Secondary Schools: The Way Forward. Niger Delta Journal of Education (NDJE) Vol II. No.2 October 2019. Pp 190-198
    1. Oni L.O (2019), Effective Implementation of Continuous Assessment Practice in Secondary Schools. Journal of Educational Research and Development (AJERD) Vol.6, July 2019 ISSN 2536-6899 Pp 182-189
    1. Oni L.O and Isola O.M (2019), Use of Instructional Materials for Teaching Mathematics in Junior Secondary Schools. The African Journal of Behavioural and Scale Development Research (AJB-SDR) Volume 1 No1, February, 2019. Pp 82-90
    1. Oni L.O (2019), Influence of Class Size and School Environment on Students’ Academic Achievement in Mathematics. Conference Proceeding of International Conference on Embracing Capacity Building Opportunities in the Modern Day Dispensation (ECABOMODD 2019). Pp 95-101
    1. Olutosin A. Otekunrin, Oluwaseun A. Otekunrin and Leah O. Oni. (2019), Attitude and Academic Success in Practical Agriculture: Evidence from Public Single-Sex High School Students in Ibadan, Nigeria. Asian Journal of Advanced Research and Reports 4(3): 1-18, 2019; Article no. AJARR. 49027
    1. Oni L.O (2019), The Imperatives of National Security for Economic Empowerment in Nigeria. International Journal of Topical Educational Issues. Volume 3 (No. 2) March, 2019 ISSN:978-978-953-736-5 Pp 185-194
    1. Amede L. and Oni L.O (2019), Teacher Attrition as a Potential Threat to Achieving Sustainable Developmental Goals in Nigeria. International Journal of Educational Research and Policy Making (IJERPM). Vol.2 No. 2: September, 2019. ISSN:2695-2351. Pp 228-240
    1. Oni L.O (2019), Youth Accessibility to University Education Through Open and Distance Learning as an Investment for the Future. Journal of Faculty of Education, National Open University of Nigeria.






  • 1992-1994.  Omuo Comprehensive High School, Omuo – EkitiTeaching Mathematics / Further Mathematics (JSS1 and SS1-SS3).
  • 1995 – 2005.  Our Lady of Apostles, Mary- Way Odo-Ona, Ibadan Oyo- State, Teaching Mathematics (JSS1-JSS3 and (SS1-SS3)

Head of Subject of Mathematics  (HOS)


  • 2005-2006   Community Grammar School, Apata

Teaching Mathematics                                                  

Head of Department of Mathematics (HOD)


  •   2006- 2013.  Oluyole Estate Grammar, Oluyole Ibadan, Oyo State

Teaching Mathematics (SS1-SS3)

Teaching Further Mathematics (SSI- SS3)

Head of Department of Science (H0D)

  • 2013 -2017 Community Grammar School, Oluyole Ibadan, Oyo State. Teaching Mathematics                                                  

Head of Department of Mathematics (HOD) 


  • 2003-2004 National Teacher Institute (NTI)

Kaduna (Ibadan centre),

Part time lecturer (National Certificate on Education (NCE)

  Correspondence Mathematics course)

  • 2012 -2017 National Teacher Institute (NTI)

  Kaduna (Ibadan centre) part time lecturer, project and teaching practice supervisor of Post  

  Graduate Diploma in Education (PGDE) students.

  • Courses Taught at Post Graduate Level ;

PDE 706; Psychology of Education

PDE 708; Test, Measurement and Evaluation

PDE 702; Guidance and Counseling I.

PDE 705; Research Method

PDE 717; Introduction to Educational Technology

PDE 715; Social Studies Method

PDE 718; Adult Education

PDE 709; Sociology of Education

PDE 701; History of Education

  • Courses Taught at  Degree  Level of National Teacher Institute (NTI) ;

MTH 133; Trigonometry

PDE 321;    Psychology of Learning

PDE 236; Elementary Mathematics Method

PDE 240; Mathematics Method

PDE 421. Guidance and Counseling

  • National Open University of Nigeria, Abuja    2017 till date




  •  2001-2010  West Africa Examination Council (WAEC) ( Mathematics Examiner)
  • 2001-2010National Examination Council (NECO) (Mathematics Examiner)
  • 2012-2018 National Teacher Institute (NTI) (PGDE). (Examiner)
  • 2013-2018 National Teacher Institute (NTI) (PGDE) Project and Teaching Practice Supervisor
  • 2013-2018 National Teacher Institute (NTI) (DEGREE) Project and Teaching Practice supervisor.

WAEC May/June Examination supervisor

NECO May/June Examination supervisor



Title of workshop

Sponsor/ organisers




1. Passing Mathematics    

    without tears 

Mathematics Association of Nigeria (MAN)


October 2003

St Annes Secondary school Molete Ibadan



2. The induction of teachers

    under the Federal

    Teachers Scheme (FTS)

National Teacher Institute & Millennium Development Goals(MDGs)  


December 2008

Lagelu School Ibadan

Resource person

3. Qualitative and

   Quantitative Research 


Education  Trust Fund (ETF) Abuja 

May 2009

Conference Center University of Ibadan 


4. The re-training of primary

    school teacher   

National Teacher Institute & Millennium Development Goals(MDGs)  


October 2009


Resource person

5. Federal Ministry of


National Teacher Institute & Millennium Development Goals(MDGs) 


August, 2010


Resource person

6.Re-training of secondary

    school teacher (Eko     


Lagos State Government. A World Bank Project

September 2010

Caleb Group of Schools Magodo Lagos 


Resource person

7.The re-training of primary

    school teachers.    

National Teacher Institute Millennium Development Goals(MDGs)  


September 2011

Iseyin, Oyo State

Resource person

8. Effective teaching and 

    learning of Mathematics     

    in primary and secondary   



Sky-ward mega School


August 2012

Sky-Ward Mega School Bodija Ibadan

  Resource person

9.Innovative examining          as a transformation tool for  educational advancement

Institute of Education, University of Ibadan

4-7 June, 2013

Lakeside Hall University of Ibadan


10. Teacher professional



State Universal Basic Education Board State Of Osun.

2013 November to March 2015.

St. John primary school Ikire, Osun state.

Resource person

11. Teacher professional



State Universal Basic Education Board State Of Osun.

9th Jan.       2017 to

28th  March 2017

  NUT Building, Gbongan, Osun State

                                                            Resource person                     



  1. Science Teachers Association of Nigeria (STAN)
  2. Mathematics Association of Nigeria (MAN)
  3. Association of Educational Researchers and Evaluators of Nigeria ( ASSEREN)
  4. Teachers Registration Council of  Nigeria (TRCN)
  5. Nigeria Union of Teachers  (NUT)
  6. Road Safety Club, NYSC Chapter, Oyo State 1998-1999
  7. Global Education Network (GEN) Ghana
  8. Association of Behavioural Research Analysis and Psychometricians (AB-ReAP)
  9. American Psychological Association (APA) 






Curriculum Vitae: