We can hide as many curves as we like in this four-leafed clover.
There's an Astroid and a Cardioid in there. For starters.
Exploring some different ways curves can be transformed, one into the other.
And how to make them cute.
Thanks again to Noel Lambert for his collection of classic curves: [url]http://www.geogebratube.org/collection/show/id/3217[/url]