Comments:GeoGebra Newsletter 2011-07

Community News

You can still register for our International GeoGebra Conference in Austria on 29-31 August 2011 to share ideas with colleagues and be part of the release of GeoGebra 4 and GeoGebra. Final Registration Deadline: July 31
Join our Logo Design Contest for the Cambridge GeoGebra Institute and win a GeoGebra T-shirt! The logo should be a combination of DNA and the GeoGebra Logo. Designs will be displayed on the CGI website. Deadline: 31 July.
How do you and your students use GeoGebra? Tell us about it and create short videos (30-60sec) using/talking about GeoGebra and send us some photos
Would you like to work on GeoGebra full time as a PhD student for 3 years in Linz in Austria? If you are interested, please apply for the "Interactive Math-Sketching Boards" project of Markus Hohenwarter and colleague Michael Haller. Admission deadline: July 15, 2011.

Development News

GeoGebra 3.2.47.0 released: download installers portable Also, the Linux version of GeoGebra Portable 3.2.47.0 has a new start script GeoGebra 4.0 Development News:

Efficiency improvements
Copy & Paste in the Graphics View
Construction Protocol is now in a View (so can be docked and un-docked)
You can now put points on Implicit Curves, and Implicit Curves can be transformed and dragged
Inverse Fill option extended to Polygons, Curves, Loci
Formulas are now displayed "properly" in the Algebra View
Drag-and-drop from the Algebra View to the Input Bar and Graphics View
Many objects can now be inverted in a circle (polygons, conics, curves, implicit curves)
Images can be dragged directly into the Graphics View (from Windows Explorer and some file managers & browsers)
Loci can now be made from sliders (as well as from points on paths)

GeoGebra in the Media

Tutorials & Materials

Overview of the new 4.0. features in the GeoGebra 4 Sneak Peek Series by Guillermo Bautista
Expanding Pyramid in GeoGebra 3.2
Create your own version of Theo Jansen's Strand Beest