Exploring the Territory Before Proof: Student‘s Generalizations in a Computer Microworld for Transformation Geometry Laurie D. Edwards OriginalPaper Pages: 187 - 215
Revealing the Faces of Abstraction Pamela Frorer Michelle Manes Orit Hazzan OriginalPaper Pages: 217 - 228
Mathematics with Component-Oriented Exploratory Software Chronis KynigosManolis KoutlisThanasis Hadzilacos OriginalPaper Pages: 229 - 250