Staff profile - Wanty Widjaja

Staff image

Dr Wanty Widjaja

Position: Lecturer in Mathematics Education
role description
Faculty or Division: Faculty of Arts & Education
Department: School of Education
Campus: M1.10, Melbourne Burwood Campus
Phone: +61 3 92446922 +61 3 92446922



  • Doctor of Philosophy (Education), University of Melbourne, 2008
  • Master of Education, Boston University, 2002
  • Graduate Certificate of Higher Education, Deakin University, 2013


Mathematics Education Research Group of Australasia (MERGA)

The Mathematical Association of Victoria (MAV)
Indonesian Mathematical Society (IndoMS)

Professional activities

Bachelor of Education Selection Committee (2012)

Faculty of Arts and Education Human Ethics Advisory Research Group (2014-present)

Canada Coordinator, Global Experience Program (2013-present)

Editorial Board, Prime Number

Editorial Boad, JIMS-B journal

Reviewer for Mathematics Education Research Journal and Mathematics Teacher Education and Development

Reviewer for MERGA and MAV annual conference proceedings


Knowledge areas

Mathematics education

Conferences and seminars

PME (2005, 2006)

MERGA (2005, 2007, 2009, 2010, 2013)

ICTMA (2011)

EARCOME (2010, 2013)

CoSMED (2009)

AAMT (2013)

ICSEI (2009)

MAV (2012, 2013)


Research interests

Mathematical modelling, Educational design research, Design of contextualised tasks, Realistic Mathematics Mathematics

Research groups

Mathematics Education Research Group of Australasia (MERGA)

Indonesian Mathematical Society (IndoMS)

Research page



Widjaja, W. & Dolk, M. (in press). The use of vidos and classroom artefacts in professional development of teachers and teacher educators in Indonesia. To be published in Ng, S.F. (ed). The use of grounded images in mathematics teachers' professional development. Springer: Singapore (Acceptance date: 1 August 2013).

Widjaja, W. (2013). Building awareness of mathematical modelling in teacher education: A case study in Indonesia. In G. Stillman, G. Kaiser, W. Blum & J. Brown (Eds.), Teaching Mathematical Modelling: Connecting to Research and Practice, International Perspectives on the Teaching and Learning of Mathematical Modelling. (pp. 583-593). Dordrecht: Springer.

Groves, S., Doig, B., Widjaja, W., Garner, D., Palmer, K. (2013). Implementing Japanese Lesson Study: An example of teacher-researcher collaboration. The Australian Mathematics Teacher. 69(3), 10-17.

Widjaja, W. (2013). The use of contextual problems to support mathematical learning. Indonesian Mathematical Society Journal on Mathematics Education, 4(2), pp. 21-38.

Widjaja, W. (2013). Creating teacher learning communities of inquiry through Lesson Study In V. Steinle, L. Ball & C. Bardini (Eds.), Mathematics education: Yesterday, today and tomorrow (pp. 723-726). Melbourne: MERGA.

Widjaja, W. & Vale, C. (2013). Deepening teachers' understanding of content and students' thinking: A case study of Japanese Lesson Study in Australian primary schools. In M. Inprasitha (Ed.),  Innovations and Exemplary Practices in Mathematics Education (Vol. 3, pp. 266-275). Phuket, Thailand: Center for Research in Mathematics Education.

Ng, K. E. D., Widjaja, W., Chan, E. C. C. M., & Seto, C. (2012). Activating teacher critical moments of learning through reflection. Proceedings of 12th International Congress on Mathematics Education (pp. 3347-3356). Seoul: ICME.

Chan, C.M.E., Ng, K.E.D., Widjaja, W., Seto, C. (2012). Assessment of primary 5 students' mathematical modelling competencies. Journal of Science and Mathematics Education in Southeast Asia. 35(2), 146-178.

Widjaja, W. (2012). Exercising the socio-mathematical norms in classroom discourse: Insights from a case study of a Grade 6 lesson in Indonesia. The Mathematics Educator 13(2), 21-38.

Widjaja, W., Stacey, K., & Steinle, V. (2011). Locating negative decimals on the number line: Insights into the thinking of pre-service primary teachers. Journal of Mathematical Behavior, 30(1), 80-91.

Widjaja, W. (2011). Towards Mathematical Literacy: Perspectives from Indonesia. Southeast Asian Mathematics Education Journal, 1(1), 75-84.

Dolk, M., Widjaja, W., Zonneveld, E., Fauzan, A. (2010). Examining teachers' role in relation to their beliefs and expectations about students' thinking in design research. In R. Sembiring, K. Hoogland, M. Dolk. (Eds). A decade of PMRI in Indonesia. (175-187). Utrecht: APS International.

Widjaja, W. & Dolk, M. (2010). Building, supporting, and enhancing teachers' capacity to foster mathematical learning: Insights from Indonesian classroom. In Y. Shimizu, Y. Sekiguchi & K. Hino (Eds.), Proceedings of the 5th EARCOME. (Vol. 2, pp. 332-339). Tokyo: 18-22 August 2010: ICMI - International Commission on Mathematical Instruction.

Widjaja, W. (2010). Modelling the cooling of coffee: Insights from a preliminary study in Indonesia. In L. Sparrow, B. Kissane & C. Hurst (Eds.), Shaping the future of mathematics education (pp. 626-633). Fremantle: MERGA.

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