Ph.D. Math Teacher National College "Nicolae Balcescu" Braila (Romania) - www.cnnb.ro Deputy Director of the GeoGebra Institute of Timisoara, Romania www.geogebra.ro Editor in Chief of The International Journal GGIJRO “GeoGebra The New Language Of The Third Millennium”, ISSN: 2247-7241 (e-Journal), ISSN: 2068-3227 (Printed journal) http://ggijro.wordpress.com/