A lot of art can be created by Geogebra when creating tools. GeoGebra tools are sort of added constructions in one command and help to avoid boring complex constructions of the same object at different places in different sizes.
So we combined learning to create and use GeoGebra tools for different purposes (e.g. in math), by offering GeoGebra ART competions and being creative by creating and using tools.
We offered two contests:
How to create a tool?