Get to know the new GeoGebra math apps: [url=https://www.geogebra.org/graphing]Graphing Calculator[/url], [url=https://www.geogebra.org/geometry]Geometry[/url], and [url=https://www.geogebra.org/3d]3D Graphing[/url] through live demos presented by three great teachers from our US community: Jen Silverman, Tim Brzezinski, and Steve Phelps. This webinar was hosted by the Global Math Department on January 31, 2018.