The original Geogebra activity could not be used on the browser, probably because of Geogebra server updates.
By using the "Make a copy", without further edit, it is possible to enable the activity to be launched by the browser and made usable again.
This copy is intended to give access to Valentina Kostic's popular quality contribution at https://www.geogebra.org/material/show/id/TEb29rWF before it became inaccessible.
