The conceptual evolution of actual mathematical infinity Luis E.Moreno A.Guillermina Waldegg OriginalPaper Pages: 211 - 231
Structure du raisonnement deductif et apprentissage de la demonstration Raymond Duval OriginalPaper Pages: 233 - 261
Interaction and gender — Findings of a microethnographical approach to classroom discourse Helga Jungwirth OriginalPaper Pages: 263 - 284
Measuring risk taking Atkins Warren J.Leder Gilah C.Peter Taylor Short Communication Pages: 297 - 308