1. Editor-in-Chief’s Introduction

   • Uri Wilensky

   EditorialNotes 27 March 2007 Pages: 1 - 1

2. If this is our mathematics, what are our stories?

   • Lulu Healy
   • Nathalie Sinclair

   OriginalPaper 20 February 2007 Pages: 3 - 21

   

3. Learning axes and bridging tools in a technology-based design for statistics

   • Dor Abrahamson
   • Uri Wilensky

   OriginalPaper 21 March 2007 Pages: 23 - 55

   

4. AgentGeom: a multiagent system for pedagogical support in geometric proof problems

   • Pedro Cobo
   • Josep M. Fortuny
   • Philippe R. Richard

   OriginalPaper 23 March 2007 Pages: 57 - 79

   

5. Computational diversions

   • Michael Eisenberg

   BriefCommunication 28 March 2007 Pages: 81 - 84

   

6. Programming in Polygon R&D: Explorations with a Spatial Language

   • Jim Morey

   Erratum 13 February 2007 Pages: 85 - 85