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GeoGebra

GeoGebra. Conference 2009 Markus Hohenwarter Florida State University markus@geogebra.org. Overview. Short History of GeoGebra Future Plans GeoGebra Community International GeoGebra Institute. GeoGebra Short History. Computer Algebra Systems. Derive Mathematica.

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GeoGebra

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  1. GeoGebra Conference 2009 Markus HohenwarterFlorida State Universitymarkus@geogebra.org

  2. Overview Short History of GeoGebra Future Plans GeoGebraCommunity International GeoGebra Institute

  3. GeoGebra Short History

  4. Computer Algebra Systems Derive Mathematica

  5. Dynamic Geometry Software

  6. TI-92: DGS and CAS

  7. GeoGebra = Geometry & Algebra 2001/02Master’s Project Univ. Salzburg Version 1.0April 2002 Tool for Analytic Geometry: points, vectors, lines, conic sections Nov 2002: European Academic Software Award

  8. Dynamic Worksheets • Interactiveweb pages Version 2.1January 2004

  9. 2005: GeoGebra User Forum www.geogebra.org/forum

  10. GeoGebraWiki – Free Materials www.geogebra.org/wiki

  11. Interactive Dynamic Worksheets Quadratic test Vectors

  12. Animations in GeoGebra 3.2 B. Gabel, Deutschland

  13. Spreadsheet in GeoGebra 3.2

  14. Regression Lines & Polynomials

  15. Binomial Distribution

  16. GeoGebraFuture

  17. Future Plans Make it Easier, Easier, Easier! Drag & Drop User Interface Symbolic Algebra View (CAS) 3D Graphics …

  18. GeoGebraCAS In cooperation with theAustrian GeoGebra Institute (AGI)with support of the Austrian Ministry of Education

  19. GeoGebra3D Mathieu Blossier u.a., University of Rouen, France

  20. GeoGebraCommunity

  21. Open Source > Freely Available • Available free of charge for everyone in Schools and at Home • Online Collaboration • International Community • User Forum – Users help Users • GeoGebraWiki – Pool of Shared Materials • Expandable by using other Open Source Libraries

  22. Visitors on www.geogebra.org • Up to 15.000 Visitors / Day • Up to ½ Million Visitors / Month

  23. Behind the Scenes • 5 Core Developers • 15 Contributors • 45 languages • 100 Translators • 190 countries • 8500 LearningObjects

  24. InternationalGeoGebra Institutesince 2008

  25. International GeoGebra Institute • Goals of IGI (www.geogebra.org/igi) • Teacher training and support • Material and software development • Research projects and collaboration • Local GeoGebra Institutes in Austria, Brazil, Denmark, Hungary, Norway, Poland, Portugal, Spain, Turkey, UK, USA • MSOR Connections special issue, Book “Model Centered Learning”, GeoGebra Conference

  26. Thank you! • GeoGebrawww.geogebra.org • International GeoGebra Institutewww.geogebra.org/igi • Slides of this talkwww.geogebra.org/talks • Markus Hohenwartermarkus@geogebra.org

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