The principle of Heads Up! is simple: just one individual has the cell phone or pill and destinations it on their own forehead with the monitor experiencing out so Some others can see. People will then act out what is displayed on the cardboard, and the person Keeping the machine https://www.google.com.pe/maps/d/viewer?mid=1fJKu4U6gCMP1NZqeKZRgYEEXqX3E2z4