Opsummering
GeoGebra and Mathematics Educacion
This GeoGebra Book presents the work developed for the GeoGebra 2015 Global Gathering in Linz of the 15 July 17, 2015.
Celina A. A. P. Abar
Postgraduate Program Studies in Mathematics Education
GeoGebra Institute of São Paulo
Pontifical Catholic University - São Paulo- Brazil
