Behaviors that may indicate a visual impairment: * Does not attempt to locate objects visually. * Usually turns towards or fixates on light sources (such as overhead lighting, lamps of sunlight. * Engages in visual self-stimulation such as eye-poking or hand flapping. * Does not make eye contact. * Has difficulty walking or crawling smoothly across areas that look different (such as carpet or tile). * Needs to touch or have an object close to the face to identify it. * Prefers only brightly colored or shiny objects. * Has difficulty reaching for and grasping objects in a consistent manner. * Squints, covers or closes one eye when looking at objects. * Has eyes that are red or watery, not clear. * Eyes that turn in or out at any time. * Turns or tilts head or body while using vision.