Flower of life / Blume des Lebens (GeoGebra) http://www.youtube.com/watch?v=W0U0-V1bYw4 https://plus.google.com/photos/107269232452333199575/albums
Flower of life / Blume des Lebens (GeoGebra) http://www.youtube.com/watch?v=W0U0-V1bYw4 https://plus.google.com/photos/107269232452333199575/albums