Challenge popular misconceptions, learners explore how a mirror actually reflects an image in this activity. Many people believe that mirrors reverse an image left and right, but not up and down, when in reality they don't do either. In fact, mirrors reverse images front and back. This activity includes step-by-step instructions with pictures, an explanation of the science behind the activity, and a video to help educators adapt this for a classroom setting. Materials Note: requires a sheet of transparency or a see through surface that can be written on.