Transcript GeoGebra Community & Future Markus Hohenwarter Kepler University Linz, Austria [email protected] Zsolt Lavicza University of Cambridge, UK [email protected].

GeoGebra
Community & Future
Markus Hohenwarter
Kepler University Linz, Austria
[email protected]
Zsolt Lavicza
University of Cambridge, UK
[email protected]
GeoGebra
Overview

Short History

Community

Future
GeoGebra
GeoGebra‘s
History
GeoGebra
Computer Algebra Systems
Derive
Mathematica
GeoGebra
Interactive Geometry Software
GeoGebra
GeoGebra = Geometry & Algebra
2001/02
Master’s Project
Univ. Salzburg
 Version 1.0
April 2002
 Tool for Analytic Geometry:
points, vectors, lines, conic sections

GeoGebra
Dynamic Worksheets

Version 2.1
January 2004

Interactive
web pages
GeoGebra
Forum & Wiki
GeoGebraWiki
 User Forum



Since 2005
15000
Worksheets
GeoGebra
GeoGebra‘s
Community
GeoGebra
Millions
Visitors on www.geogebra.org
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
2004



2005
2006
2007
2008
Visitors: 20.000/Day or 600.000/Month
Downloads: 10.000/Day or 300.000/Month
From 190 Countries & Territories
2009
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 support
 Offer

workshops & support
Material and software development
 Share

free materials
Research
 Encourage
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



Individual
Workshops
GeoGebra
Conferences
Talks & Workshops
at other conferences
www.geogebra.org/events
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‘s
Future
GeoGebra
Summer of Code
Grant 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 Linz
Austria
 29 - 31 August 2011
 Release of GeoGebra 4

 GeoGebraCAS
 GeoGebraTube
 GeoGebraMobile
GeoGebra
Thank you!
Slides of this talk
www.geogebra.org/talks
Markus Hohenwarter
[email protected]
Zsolt Lavicza
[email protected]