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TWG 4 Geometry
Suite 663
TWG leader: Joris Mithalal
TWG4.PA1 Learning to use a protractor: touch screen tablet or not ?
Cécile Allard*1,2, Édith Petitfour1,3
1LDAR, France, 2Université Paris Est Créteil, France, 3Université de Rouen, France
TWG4.PA2 Constructing draggable figures using Geogebra: the contribution of the DGE for geometric structuring
Lina Brunheira*1,3, João Pedro Ponte1
1Instituto de Educação da Universidade de Lisboa, Portugal, 2Escola Superior de Educação de Lisboa, Portugal, 3UIDEF, Instituto de Educação, Universidade de Lisboa, Portugal
TWG4.PA3 Geometric constructions in a dynamic environment (GeoGebra): the case of in-service teachers
Dorit Cohen*, Anatoli Kouropatov, Regina Ovodenko, Maureen Hoch, Sara Hershkovitz
Center for Educational Technology, Israel
TWG4.PA4 Transitioning from definitions to proof: exploring non-Euclidean geometry in a college geometry course
Janessa Beach, Rebecca Dibbs*
Texas A&M University Commerce, USA
TWG4.PA5 Teaching geometry to students (from five to eight years old) " All that is curved and smooth is not a circle"
Fabien Emprin*1,2, Jacques Douaire2
1Universite de Reims, France, 2IFE-ENS Lyon, France
TWG4.PA6 Dialogic proceses in collective geometric thinking: a case of defining and classifying quadrilaterals
Taro Fujita*, Jonathan Doney, Rupert Wegerif
University of Exeter, UK
TWG4.PA7 Double perspective taking processes of primary children - adoption and application of a psychological instrument
Cathleen Heil
Leuphana University, Institute of Mathematics and its Didactics, Germany
TWG4.PA8 Traveling in spatiality, in spatial sense
Catherine Houdement1,2
1Laboratoire de Didactique André Revuz (LDAR-EA 4434), France, 2Université de Rouen Normandie, ESPE, France
TWG4.PA9 Autism and mathematics education
Michiel Klaren*, Birgit Pepin, Marieke Thurlings
Eindhoven University of Technology, The Netherlands
TWG4.PA10 Learning sine and cosine in french secondary schools
Ratha Loeng
Paris Diderot-Paris 7 University, France
TWG4.PA11 The Pythagorean theorem in mathematics laboratory
Michela Maschietto*1, Stefano Barbieri2, Francesca Scorcioni2
1University of Modena e Reggio Emilia, Italy, 2IC Marconi, Italy
TWG4.PA12 The design of a teaching sequence on axial symmetry, involving a duo of artefacts and exploiting the synergy resulting from alternate use of these artefacts
Antonella Montone*1, Eleonora Faggiano1, Maria Alessandra Mariotti2
1University of Bari, Italy, 2University of Siena, Italy
TWG4.PA13 Hide and think: Limiting the obvious and challenging the mind in geometry
Chrysi Papadaki
University of Bremen, Germany
TWG4.PA14 What influences grade 6 to 9 pupils' success in solving conceptual tasks on area and volume
Veronika Tumova
Charles University, Faculty of Education, Czech Republic
TWG4.PA15 Shape recognition in early school:how to develop the dimensional deconstruction?
Céline Vendeira*, Sylvia Coutat
University of Geneva, Switzerland