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Australian Curriculum Assessment and Reporting Authority. (2013). The Australian Curriculm Mathematics. ACARA

Bressoud, D. (2010). Historical reflections on teaching trigonometry. Mathematics Teacher, 104(2), 106-112.

Freudenthal, H. (1973). Mathematics as an educational task. Dordrecht: D Reidel.

Freudenthal, H. (1991). Revisiting mathematics education. China lectures. Dordecht, The Netherlands: Kluwer.

Groves, S., & Grover, P. (1998). Maths with Mathomat: A series of lesson plans for years 4 to 9 and beyond. Melbourne: Objective Learning Materials.

Hardison, H. (2018). Investigating high school student’s understanding of angle measure. (Doctor of Philosophy). University of Georgia, Athens, Georgia.

Kendal, M., & Stacey, K. (1998). Teaching trigonometry. Australian Mathematics Teacher, 54(1), 34-39.

Mason, J., & Davis, J. (2011). Fostering and sustaining mathematics thinking through problem solving. In Problem solving and modelling in the mathematics classroom. Melbourne: Deakin University.

Mitchelmore, M., & White, P. (1998). Development of angle concepts: A framework for research. Mathematics education research journal, 10(3), 4-27.

Mitchelmore, M., & White, P. (2000). Development of angle concepts by progressive abstraction and generalisation. Educational studies in mathematics (41), 209-238.

Moore, K. (2013). Making sense by measuring arcs: A teaching experiment in angle measure. Educational studies in mathematics education, 83(2), 225-245.

Tisdell, C., & Beeomedo, D. (2022). Beyond the compass: Exploring geometric constructions via a circle arc template and a straightedge.

White, P., & Mitchelmore, M. (2010). Teaching for abstraction: A model. Mathematical thinking and learning, 12(3), 205-226.



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