Symmetry in Biology
A Wikipedia page of animal with different types of symmetry.
Navajo sand painting photos. Some have lines of symmetry, some don’t.
This google site showcases the appeal of the universal design principle of symmetry in works of art. There are pieces from 2600 BC through today.
Contains images of symmetry from African art and artifacts. Licensed for re-use.
Symmetric art your students can make with their names.