Title
Abstracts
Preface
D. Backe-Neuwald Teaching Geometry in Elementary Schools - Results of the Evaluation of an Inquiry on Teachers and Teaching Post Candidates
R. Biehler Students' Difficulties in practicing computer - supported Data Analysis - Some hypothetical Generalizations from Results of two Exploratory Studies
B. Brandt Reconstructions of "Possibilities" for Learning with Respect to Participation in Classroom Interaction
Ch. Dettmer-Kratzin "You can use the Empty Numberline like a Ruler, but it's not as precise." Analysis of Mathematics Lessons on the Use of the Empty Numberline
Marianne Franke, Giessen Problem Solving Behaviour of Primary School Students in Real-Life Situations presented with Poster and Text - Results of an Empirical Investigation -
G. Graumann Mathematical Views of Pupils and First -Year - Students
H. Griesel Scientific Orientation of Mathematical Instruction - History and Chance of a Guiding Principle in East and West Germany
R. vom Hofe Problems with the Limit Concept on a Case Study of a Calculus Lesson within a Computer -based Learning Environment
G. Kaiser, W. Blum, B. Wiegand Results of a Longitudinal Study on Mathematical Achievements of German and English Students
H. Kautschitsch The Importance of Screen - Splitting for Mathematical Information Processing
G. Krummheuer Narrative Elements of Children's Argumentations in Primary Mathematics Classrooms
E. Schneider Changes of Teaching Mathematics by Computer Algebra Systems (CAS)
H.-G. Weigand Understanding the Function Concept while using a Computer Algebra System - An Exploratory Study
Edited by: Gesellschaft für Didaktik der Mathematik (GDM) Hans-Georg Weigand, Elmar Cohors-Fresenborg, Ken Houston, Hermann Maier, Andrea Peter-Koop, Kristina Reiss, Günter Törner, Bernd Wollring