1. When Intuition Beats Logic: Prospective Teachers’ Awareness of their Same Sides – Same Angles Solutions

   • Pessia Tsamir

   OriginalPaper 23 January 2007 Pages: 255 - 279

2. Accounting for Students’ Schemes in the Development of a Graphical Process for Solving Polynomial Inequalities in Instrumented Activity

   • Ferdinand D. Rivera

   OriginalPaper 20 January 2007 Pages: 281 - 307

3. Reconstruction of a Collaborative Mathematical Learning Process

   • Monique Pijls
   • Rijkje Dekker
   • Bernadette Van Hout-Wolters

   OriginalPaper 16 January 2007 Pages: 309 - 329

4. Mathematics teachers’ beliefs about a new reform in high school geometry in Iran

   • Zahra Gooya

   OriginalPaper 01 March 2007 Pages: 331 - 347

5. Triadic interaction in clinical task-based interviews with mathematics teachers

   • Boris Koichu
   • Guershon Harel

   OriginalPaper 02 February 2007 Pages: 349 - 365

6. Situating graphs as workplace knowledge

   • Richard Noss
   • Arthur Bakker
   • Phillip Kent

   OriginalPaper 23 January 2007 Pages: 367 - 384

7. Book review

   • Gail E. FitzSimons

   Book Review 01 March 2007 Pages: 385 - 392