Comments:GeoGebra Newsletter 2012-08

Community News

• GeoGebra for the iPad Project
• Join us and share your ideas with other members of the community on GeoGebra Conference 2012, 21-23 September in Warsaw, Poland. The registration is still open!
• We held a very successful pre-conference: GeoGebra ICME Pre-conference 2012 with 160 participants from 32 different countries in Seoul, Korea on Sunday, 8 July, 2012, just one day before ICME 2012. Based on the success we are planning to organise more pre-conferences.
• The 10 Years of GeoGebra Contest results and materials are available on our facebook page. More contest are coming to celebrate together the Anniversary of GeoGebra!
• Meet the GeoGebra Ambassadors on Official GeoGebra Blog!
• New book on GeoGebra! Learning GeoGebra with examples (practice) (따라하며 배우는 지오지브라) by Kyeong Choi, published on the day of GeoGebra Conference pre-ICME 2012.
• New Milestone on Facebook: we reached the 10.000th like! Follow us and share your ideas!

Development News

GeoGebra 4.2 Release Candidate We have been working very hard over the Summer with testing, adding the last few features and fixing bugs. We need your help to catch the last few bugs, so please install the Release Candidate and try it out! You can install the WebStart version here and the installers are here Some of the highlights of the new version:

• Powerful Computer Algebra (CAS) View
• Improved Probability Calculator
• Sort Algebra View by Construction Order or Layer
• Draw lists as drop-down menus in the Graphics View
• Freehand Shape Tool (recognizes functions, lines, circles, polygons)
• Slope Field Command (for differential equations)
• Improved Pen Tool (supporting undo/redo)
• Find Intersection Points of a Line and Parametric Curve
• Rigid Polygon Tool can now be used to copy an existing Polygon and make it Rigid

Articles & Materials

• Midwest GeoGebra Journal with new articles, activities, and sketches on GeoGebra. They are currently recruiting volunteers to review manuscripts for the journal for publication in 2012.

Some nice resources on GeoGebra:

• Dynamic Polar Plotter
• Section d'un pavé droit
• Potential energy
• Site de figures GeoGebra
• Surface Area for Cuboid
• Exponential Growth or Decay?
• 3D Coordinate Axes in Geogebra
• Escalator. Inspired by a Twitter problem posed by Bowman Dickson
• Circle proportions simulation
• Rubber Pencil Illusion
• Elliptic Orbit. Proof of Kepler's 1st Law by using Newton's Law of Gravity and Kepler's 2nd law
• Logarithmic Spiral
• Dilations
• Temperature and relative numbers
• Harmonisk svängning
• Der Differenzenquotient

and form other sites:

• GeoGebra applets from Croatia
• Irina Boyadzhiev's website with many GeoGebra applets
• Graphic Statics in GeoGebra from Lukas Ballo

GeoGebra in the Media

• Article mentioning GeoGebra in La Stampa.it
• 10 Reasons Why Mathematics Teachers Should Blog
• Jeff Patmore and his colleague's article about GeoGebra translated into Chinese by Professor Guo Kan
• Docentes salteños aún no logran superar la brecha digital
• CCITE - promoting the return of the polymath
• Upper secondary teachers' approaches to the use of GeoGebra
• Docentes salteños aún no logran superar la brecha digital
• What we need to do to develop the appropriate education for our pupils today and into the future

New GeoGebra Institutes

• GeoGebra Institute of Chalimbana, Zambia
• GeoGebra Institute of NUM, Mongolia
• GeoGebra Institute ISGEMA, El Salvador
• GeoGebra Institute of UPT, Romania
• GeoGebra Institute of Banten Province, Indonesia
• GeoGebra Institute of Palembang, South Sumatra, Indonesia
• GeoGebra Institute of Okinawa, Japan
• GeoGebra Institute of San Jorge Gulf, Argentina
• GeoGebra Institute of CABA, Buenos Aires, Argentina
• GeoGebra Institute of BKF, Budapest, Hungary
• GeoGebra Institute of Al-Kharazmi, Tehran, Iran
• GeoGebra Institute of Khuzestan, West of Iran, Iran

More detailed info

Events from summer and in the near future

See our Events Map & Calendar and the GeoGebra Conference 2012 Wiki for a complete list of upcoming workshops and conferences as well as for proceedings of past conferences. June

• Jun 7: The Eighth International Mathematics Festival at National University of Liberia, Guanacaste, Costa Rica
• Jun 11-12: Midwest Regional Conference of GeoGebra 2012 at Miami University, Oxford OH, US
• Jun 18: GeoGebra workshop at Wigner Research Centre for Physics, Hungarian Academy of Sciences, Budapest, Hungary
• Jun 20-21: GeoGebra at GVSU Gatherings) at Grand Valley State University Regional Math and Science Center, Michigan, US
• Jun 21: CAME in Novi-Sad, Serbia
• Jun 21-23: 4th European Conference on Computer Sciences and Applications in Timisoara, Romania
• Jun 22-24: CADGME 2012 in Novi Sad, Serbia
• Jun 25-27: Introductory GeoGebra workshop at Berkeley Unified Schools District, Berkeley, CA, US
• Jun 28-30: MEI 2012, at University of Keele, UK

July

• Jul 2-5: First International Dynamic, Explorative, and Active Learning (IDEAL) Conference in Bayburt, Turkey
• Jul 2-6: The 35th Annual Conference of the Mathematics Education Research Group of Australia [MERGA] in Singapore
• Jul 2-8: Milset Expo-Sciences Europe 2012 (with GeoGebra programme by Mascheroni CAD Team) in Tula, Russia
• Jul 3-6: Rátz László Vándorgyűlés 2012 in Pécs, Hungary
• Jul 4: Introducing and using Geogebra in Manchester, UK
• Jul 4-6: Developments in Computer Algebra Research 2012 in Kyoto, Japan
• Jul 4-6: Uso de GeoGebra para la Enseñanza de las Matemáticas, at Universidad Tecnológica de El Salvador, El Salvador
• Jul 6-9: IGGCW-Miskolc-2012 (International GeoGebra Conference and Workshop) in Miskolc, Hungary
• Jul 8: GeoGebra ICME Pre-conference 2012 in Seoul, Korea
• Jul 8-15: ICME 2012 in Seoul, Korea
• Jul 9-12: TSM 2012 in Oundle, Peterborough UK
• Jul 10-14: TIME2012 Technology and its Integration in Mathematics Education in Tartu, Estonia
• Jul 12: Introducing and using Geogebra in Liverpool, UK
• Jul 12-13: CETL-MSOR Conference at University of Sheffield, UK
• Jul 18-22: PME36 in Taipei, Taiwan
• Jul 25-28: 3rd Northamerica GeoGebra Conference in Mexico
• Jul 30-Aug 3: Key Concepts, Fundamental Ideas and Core Awarenesses in Mathematics in Oxfordshire, UK

Aug

• Aug 2-4: Latin-American GeoGebra Conference 2012 in Medellin, Columbia
• Aug 8-10: GeoGebra Summer Camp, in Seoul, Korea
• Aug 9: GeoGebra Day, at State College Area School District State College, Pennsylvania, US
• Aug 17-22: NIS Conference, in Astana, Kazakhstan
• Aug 28: CrossBorderScience 2012 Conference in Kaposvár, Hungary
• Aug 28: OC12 Symposium "Open Commons Initiative Linz: Leben und Zusammenarbeiten mit digitalen Gemeingütern" in Linz, Austria
• Aug 29: GeoGebra AfterWorkshop in Sweden

Sept

• Sept 3: GeoGebra Introduction, in Semnan, Iran
• Sept 10: GeoGebraCAS für UP, in PH Hollabrunn, NÖ, Austria
• Sept 14-16: The 3rd Nordic GeoGebra Conference in Tartu, Estonia
• Sept 21-23: The International GeoGebra Institute Conference 2012 in Warsaw, Poland
• Sept 24-26: The International Conference on E-Learning and E-Technologies in Education in Lodz, Poland
• Sept 26: SzegedTech in Szeged, Hungary

Other Conferences and Dates

We are maintaining a list of conferences in which it would be helpful if you could represent GeoGebra.

Contact

If you have news for our next newsletter, please let us know at events@geogebra.org.

• GeoGebra Newsletters for previous newsletters
• GeoGebra User Forum for any questions