- Gender and Science learning
- Science Teacher Development
- Instruction in Science using IT
- Practical work in science
- Role of Science in society
- Twoli, N; Miheso MK and Ochanji M.K (2011). The opportunities and challeneges of using Technology to support conceptual teaching and learning of Mathematics and Science. A paper presented at the International conference in Education at Kenyatta University, Nairobi, Kenya: 20th – 22nd July 2011.
- Ituma, M.G and Twoli NW. (2011): Purpose and structure of Tests in Secondary School Chemistry: The teachers’ response. A paper presented at the International Conference in Education at Kenyatta University, Nairobi, Kenya: 20th – 22nd July 2011
- Nderitu M.K and Twoli N.W (2011): Determinants of Performance in Physics in selected Secondary Schools in Murang’a District Kenya. A paper presented at the International Conference in Education at Kenyatta University, Nairobi, Kenya. 20th -22nd July 2011.
- 4. Twoli N.W (2011): Mentoring as a process of training teachers in the 21st century. A paper presented at the International Conference in Education at Kenyatta University, Nairobi, Kenya. (20th – 22nd July 2011).
- Masingila, J; Gathumbi A and Twoli, N: (2010): Building Capacity through Quality teacher preparation. A paper presented in Washington DC, Higher Education Department.
- Twoli, N (2011-13) (as part of the Science and Maths Education Team): Using Technology to support Conceptual STEM Teaching and Learning. Sponsored by Hewlett – Packard (hp) Company.
- Twoli N. (2011-13) (as part of Comm-Tech Research Team): Building Capacity Through Quality Teacher Preparation. Sponsored by USAID (USA).
- Twoli N. (2004-6) Science Improvement among Girls in Developing Countries: A two years project sponsored by the British Government in Collaboration with King’s College, London University (UK)
- Mwangi, S; Twoli, N and Maundu, J (2011): Context Based Primary Teacher Training Model: The way forward for Kenya. International Journal of Professional Practice, Vol. 2, Issue 4; p 365-374
- Maundu, J and Twoli, N (1996): Environment and Dynamics of Jua Kali metal work as a basic informal Industry in Kenya. Kenya Journal of Education, vol 6, No. 1 (pp 71-85)
- Twoli, N. and Maundu. J. (1994): Basic Education and Training of Jua-Kali Artisans: A case study of metal work sites in Kenya. Basic Education Forum. vol 5, pp 55-63
- Twoli, N. (1989): Major Influences on Science Achievement in a developing, Kenya. International Journal of Science Education, vol. II, No. 2 (pp 203-211)
- Twoli N.W. (1984): Gender Differences in Science Education in a developing Country, Kenya. Research in Science Education, vol. 6 (pp 159-168)