- Designing GeoGebra Tasks for Visualization and Reasoning
- Duval's Model of Visualization and Reasoning in Geometry
- Operative Apprehension: From Quadrilateral Dissection to Dudeney's Puzzle
- Robust and Soft Constructions
- Soft Construction as Operative Apprehension to Foster Visualization and Reasoning
- Challenges
- Solutions of Challenges
- Answers of Challenges by Irina Boyadzhiev
Designing GeoGebra Tasks for Visualization and Reasoning
- Author:
- Anthony OR 柯志明
Presentation in GeoGebra Global Gathering 2015
Or, A.C.M. (2013). Designing tasks to foster operation apprehension for visualization and reasoning in dynamic geometry environment. In C. Margolinas (Ed.) Task Design in Mathematics Education: Proceedings of ICMI Study 22, pp. 89-98, Oxford, U.K.
https://hal.archives-ouvertes.fr/hal-00834054v3.
Table of Contents
Duval's Model of Visualization and Reasoning in Geometry
Operative Apprehension: From Quadrilateral Dissection to Dudeney's Puzzle
Robust and Soft Constructions
Soft Construction as Operative Apprehension to Foster Visualization and Reasoning
Challenges
Solutions of Challenges
Answers of Challenges by Irina Boyadzhiev