A fictional dialogue on infinitude of primes: introducing virtual duoethnography Rina ZazkisBoris Koichu OriginalPaper 18 November 2014 Pages: 163 - 181
The roles of visualization and symbolism in the potential and actual infinity of the limit process Ivy KidronDavid Tall OriginalPaper 05 August 2014 Pages: 183 - 199
Covariation between variables in a modelling process: The ACODESA (collaborative learning, scientific debate and self-reflection) method Fernando HittAlejandro S. González-Martín OriginalPaper 19 November 2014 Pages: 201 - 219
The visible and the invisible: mathematics as revelation Wolff-Michael RothJean-François Maheux OriginalPaper 22 November 2014 Pages: 221 - 238
An analytical framework for categorizing the use of CAS symbolic manipulation in textbooks Jon D. DavisNicole L. Fonger OriginalPaper 23 November 2014 Pages: 239 - 258
Examining individual and collective level mathematical progress Chris RasmussenMegan WawroMichelle Zandieh OriginalPaper 30 November 2014 Pages: 259 - 281
Book Review: When Oksapmin number system met Western arithmetic - Answering the question of how cognitive and cultural change induce each other. Anna Sfard BookReview 31 December 2014 Pages: 283 - 290