Observe a group of children using light to communicate over a distance in this live-action video produced by WGBH. Use the video to observe strategies for using light to communicate across a distance as well as to design a light signal code to help you communicate to solve a problem from different locations.
Support materials include Background Reading, Teaching Tips, and Discussion Questions. This resource was developed through WGBH’s Bringing the Universe to America’s Classrooms project, in collaboration with NASA.