In other words, the system provides a kind of x-ray vision, helping people relate to the physical objects of interest in their environment. (scientificamerican.com)
With a growing interest in the environment, some camps today focus specifically on the study of nature and ecology. (articles.chicagotribune.com)
A baby safe mirror is placed on the mat to keep your child not only interested in their environment, but in them as well. (strollerlab.net)