GeoGebraCommunity & Future
Zsolt LaviczaUniversity of Cambridge, [email protected]
Markus HohenwarterKepler University Linz, [email protected]
GeoGebra
Overview
Short History
Community
Future
GeoGebra
GeoGebra‘sHistory
GeoGebra
Computer Algebra Systems
Derive Mathematica
GeoGebra
Interactive Geometry Software
GeoGebra
GeoGebra = Geometry & Algebra
2001/02Master’s Project Univ. Salzburg
Version 1.0April 2002
Tool for Analytic Geometry: points, vectors, lines, conic sections
GeoGebra
Dynamic Worksheets
Version 2.1January 2004
Interactiveweb pages
GeoGebra
Forum & Wiki
Since 2005 15000
Worksheets
GeoGebraWiki User Forum
GeoGebra
GeoGebra‘sCommunity
GeoGebra
Visitors on www.geogebra.org
Visitors: 20.000/Day or 600.000/Month Downloads: 10.000/Day or 300.000/Month From 190 Countries & Territories
GeoGebra
GeoGebra in Numbers
10 Developers 38 Institutes 50 languages 120 Translators 15.000 Online
Learning Objects Millions of Users in 190 Countries
GeoGebra
International GeoGebra Institute
Teacher training and supportOffer workshops & support
Material and software developmentShare free materials
ResearchEncourage and coordinate
collaborative research
May 2008, First IGI Meeting in Cambridge, UK
GeoGebra
Current GeoGebra Institutes more coming soon …
www.geogebra.org/community
GeoGebra
GeoGebra Events
www.geogebra.org/events
Individual Workshops
GeoGebra Conferences
Talks & Workshopsat other conferences
GeoGebra
Additional IGI activities Text books and online courses with integrated GeoGebra
materials in e.g. Australia, Austria, Belgium, Chile, France, Germany, Hungary, Norway, Singapore, Taiwan, USA
Book: Model-Centered Learning with GeoGebra: Theory and Practice in Mathematics Education
Journal Special Issues: Mathematics, Statistics, Operation Research Connections
On-line assessment: TAO (Luxembourg), WebWork (Rochester, NY), STACK (Birmingham, UK), GeoGebraTUTOR (Barcelona, Montreal)
Work in developing countries: SchoolNet Africa, African Institute for Mathematical Sciences, SA
Online journal: Connecting research and practice, USA, Canada
GeoGebra
GeoGebra‘sFuture
GeoGebra
Summer of CodeGrant for GeoGebra to support 5 open source
student coding projects in the summer of 2010
Philipp Birklbauer, Austria: Implicit Curves Sergio Rodriguez, Spain: Locus line equation Anjneya Varshney, India: GeoGebraTouch Andre Eriksson, Sweden: GeoGebra3D Florian Sonner, Germany: LayoutManager
GeoGebra
Implicit Curves: f(x,y) = 0
Philipp Birklbauer, Austria
GeoGebra
Locus Line Equation
Sergio Rodriguez & Miguel Abanades, Spain
GeoGebra
GeoGebraTouch
Michael Borcherds, UK & Yves Kreis, Luxembourg
GeoGebra
GeoGebra3D
Andre Eriksson, Sweden & Mathieu Blossier, France
GeoGebra
GeoGebraSpreadsheet
George Sturr, California
GeoGebra
GeoGebraCAS
Full integration of a symbolic view in GeoGebra
Dynamic updates of dependencies
Easy to use starting from age 13
GeoGebra
GeoGebraTube
Material Platform Direct upload from
GeoGebra Rating Comments
Florian Sonner, Germany
GeoGebra
GeoGebraMobile
GeoGebra Applets should work on Smartphones
iPhone, iPad, Android
Gabor Ancin & Zoltan Kovacs, Szeged, Hungary
GeoGebra
One Laptop per Child Project
Szeged, Hungary
GeoGebra
International GeoGebra Conference
Hagenberg near LinzAustria
29 - 31 August 2011 Release of GeoGebra 4
GeoGebraCASGeoGebraTubeGeoGebraMobile
GeoGebra
Thank you!
Slides of this talkwww.geogebra.org/talks
Markus [email protected]
Zsolt [email protected]