| Comparison of students’ achievement in the three categories of questions in SSCE practical chemistry examination ZC Njoku Journal of the Science Teachers Association of Nigeria 42 (1), 67-72, 2007 | 60 | 2007 |
| Tracking school age children’s education status in UNICEF A-Field states EAC Okeke, UM Nzewi, Z Njoku Enugu: UNICEF, 31, 2008 | 57 | 2008 |
| Fostering the application of science education research findings in Nigerian classrooms; strategies and need for teachers’ professional development ZC Njoku Journal of Science Teachers Association of Nigeria Proceedings of 45th …, 2004 | 57 | 2004 |
| Image of females in science: a gender analysis of science and technology activities in Nigerian primary science textbooks ZC Njoku Journal of Primary Education 1 (1), 3-12, 2000 | 33 | 2000 |
| Effects of practical work under different sex groupings on students’ skill acquisition and interest in chemistry practical activities ZC Njoku Unpublished Ph. D Thesis. Nsukka: University of Nigeria, 1997 | 30 | 1997 |
| Enhancing girls acquisition of science process skills in co-educational schools. An experience with sex grouping for practical chemistry ZC Njoku Journal of the science Teacher Association of Nigeria 37 (1), 69-75, 2002 | 27 | 2002 |
| Development and Preliminary Validation of a Scale for the Assessment of Students Interest in 0 Level Practical Chemistry Activities ZC Njoku Journal of the science Teachers Association of Nigeria 38 (1), 64-70, 2003 | 24 | 2003 |
| Edification and analysis of topics which teachers perceive difficult to teach in the primary science curriculum ZC Njoku Journal of science teachers association of Nigeria 40 (1), 11-20, 2005 | 21 | 2005 |
| Comparative effects of peer teaching and lecture method on students' achievement and interest in some difficult concepts in chemistry ZC Njoku, US Ezinwa Journal of the Science Teachers’ Association of Nigeria 49 (1), 60-73, 2014 | 17 | 2014 |
| Resolving Nigerian secondary school students’ learning difficulties in nuclear chemistry using computer animation solutions ZC Njoku, PI Eze-Odurukwe Procedia-Social and Behavioral Sciences 176 (2015), 1034-1040, 2015 | 16 | 2015 |
| Enhancing the relevance of chemistry curriculum delivery using science technology-society (STS) approach ZC Njoku International Council of Associations for Science Education, 48-54, 2009 | 16 | 2009 |
| Level of chemistry practical science skills acquired by senior secondary school (SSII) students ZC Njoku Nigeria Journal of Professionals Teachers 2 (2), 2005 | 16 | 2005 |
| Engendering learning equity in science and technology classrooms for sustainable development ZC Njoku Proceedings of the Conference of Science Teachers Association of Nigeria …, 2007 | 15 | 2007 |
| Primary school teachers’ perception of the problems of girls in learning science ZC Njoku Women in Science, Technology and Mathematics Education in Nigeria. 43rd …, 2001 | 13 | 2001 |
| Effective use of models for science and technology instruction ZC Njoku Journal of the Science Teachers’ Association of Nigeria 39 (1), 43-50, 2004 | 12 | 2004 |
| Gender and acquisition of science process skills among secondary school students: Implication for science and teaching ZC Njoku 42nd Annual Conference Proceeding of STAN, 2000 | 11 | 2000 |
| Enrolment of females in science and technical education in higher institutions in Nigeria implications for female empowerment ZC Njoku The journal of science teachers association of Nigeria 36 (1), 87-93, 2001 | 9 | 2001 |
| Improving science and technology education of girls and women in Nigeria: The way forward ZC Njoku Towards Gender Equality in Nigeria in the 21st Century. Enugu. Podiks, 122-123, 2001 | 9 | 2001 |
| Effect of laboratory instructional methods on students’ attitudes in some chemistry concepts at senior secondary school level OC Zudonu, ZC Njoku Gsj 6 (7), 46, 2018 | 8 | 2018 |
| Constraints on use of pupil-centred methods of teaching primary science and strategies for reform: Views of primary school teachers of Igbo-Eze North Local Government Area of … CC Eze, ZC Njoku Science Teachers Association of Nigeria 52nd Annual Conference Proceedings …, 2011 | 8 | 2011 |
