GeoGebra Pre-NCTM Conference 2013
Dear GeoGebra Friends, We are pleased to announce that the most important arrangements were done for the GeoGebra Pre-NCTM Conference 2013 in Denver, Colorado, USA on 16 April 2013, one day before NCTM 2013. Don’t miss the chance to join us, especially if you are planning to attend NCTM 2013! More information: http://wiki.geogebra.org/en/GGB_NCTM_USA_2013 This occasion gives excellent possibility […]
