GeoGebra Videos

Screencasts:

  1. How to get to launch or download GeoGebra.
    http://www.screenr.com/qocH
  2. How to insert a photo into GeoGebra, make it transparent and set it as a background image.
    http://screenr.com/2gP8
  3. Inserting a photo in GeoGebra and placing specifically it using co-ordinates for the corners.
    http://screenr.com/KgP8
  4. How to insert text onto the graphics view in GeoGebra.
    http://screenr.com/GgP8
  5. How to save a GeoGebra file.
    http://screenr.com/tgP8
  6. Triangles and angels highlighted in a photo using GeoGebra.
    http://screenr.com/dMP8
  7. Using the undo/redo buttons and measuring an angle in a photo using GeoGebra.
    http://screenr.com/cMP8
  8. Using  circle tools in GeoGebra to investigate a photo of a jelly fish.
    http://screenr.com/YMP8
  9. Using reflection tools in GeoGebra to investigate symmetry in a photo.
    http://screenr.com/5MP8
  10. Using GeoGebra to find the parabola/quadratic function in an arc of water – part one setting up the image.
    http://screenr.com/pWP8
  11. Using GeoGebra to find the parabola/quadratic function in an arc of water – part two investigating the image.
    http://screenr.com/tWP8
  12. Using GeoGebra and the completed square form of quadratic function to investigate an arc of water image.
    http://screenr.com/QWP8
  13. Fitting parabola/quadratic function to an arc of water using the spreadsheet tools in GeoGebra.
    http://screenr.com/HCP8