The role of concrete materials in Emma Castelnuovo’s view of mathematics teaching Fulvia FuringhettiMarta Menghini OriginalPaper 12 July 2014 Pages: 1 - 6
PISA, TIMSS and Finnish mathematics teaching: an enigma in search of an explanation Paul AndrewsAndreas RyveJudy Sayers OriginalPaper 23 March 2014 Pages: 7 - 26
Chinese and Singaporean sixth-grade students’ strategies for solving problems about speed Chunlian JiangStephen HwangJinfa Cai OriginalPaper 02 May 2014 Pages: 27 - 50
One speaker, two languages: Learning opportunities in the mathematics classroom Núria Planas OriginalPaper 29 April 2014 Pages: 51 - 66
Students’ images of two-variable functions and their graphs Eric WeberPatrick W. Thompson OriginalPaper 31 March 2014 Pages: 67 - 85
Co-thought gestures: Supporting students to successfully navigate map tasks Tracy LoganTom LowrieCarmel M. Diezmann OriginalPaper 24 March 2014 Pages: 87 - 102
Transition from concrete to abstract representations: the distributive property in a Chinese textbook series Meixia DingXiaobao Li OriginalPaper 13 May 2014 Pages: 103 - 121