View full lesson: http://ed.ted.com/lessons/the-complex...

In Islamic culture, geometric design is everywhere: you can find it in mosques, madrasas, palaces, and private homes. And despite the remarkable complexity of these designs, they can be created with just a compass to draw circles and a ruler to make lines within them. Eric Broug covers the basics of geometric Islamic design.

Lesson by Eric Broug, animation by TED-Ed.