Two different rectangular grids of polygons that rotate at the same speed.[br][br]You can adjust the number of sides, size and starting position of each separately.[br][br]What can you make?[br][br](Here's mine: [url]http://mathhombre.tumblr.com/post/97240365074/polygon-popartgrid-not-sure-how-this-image-got[/url])

More GeoGebra at [url]bit.ly/mh-ggb[/url]