GeoGebra is software combining geometry, algebra and table representations, which are three important representations of mathematical concepts, interactively with each other thanks to its dynamic structure. GeoGebra improved under the leadership of Dr. Markus Hohenwarter and Dr. Zsolt Lavicza presents a perfect platform to design experiment and exploring activities in levels from primary to higher education. GeoGebra, which is improved in an ideaof free open resource code, is translated into mor ...