Uncle Norm is going to a masquerade ball and he needs a mask. Problem is, he doesn't know where to start. Kevin and Alanna turn to a photographer for help. He teaches them about bilateral symmetry. By taking cool photographs of Alanna's face, we see that both sides of the face are not created equal.

Originally released by GAPC Entertainment, Inc., 2011. Streaming video file encoded with permission for digital streaming by Infobase on October 13, 2014.

Bilateral Symmetry --(9:00) -- Art with Math -- (5:32).