Exploratorium
Exploratorium: Science Snacks: Your Father's Nose
After constructing a frame with a mirror made of horizontal strips, explore what your face would look like if it was made up of half of someone else's.
Optical Society
Optical Society of America: Optics for Kids: Mirrors and Images
An experiment to investigate how many images appear as the angle between two hinged mirrors is increased. Accompanied by an explanation of what is happening, questions for students to consider, and a link to an article about reflection.