See also the Circle Polygon Catcher: [url]http://www.geogebratube.org/material/show/id/57320[/url][br][br]Inspired by my preservice teachers' Family Math Night activity, they are helping students make dreamcatcher-like art pieces using precut cardstock, yarn and patterns.
More GeoGebra at [url]mathhombre.blogspot.com[/url]