Activities, with a few suggestions, to add to your resources for teaching light. I presented this information at a workshop at the OSTAstate conference. The Evidence Statement for NGSS 1-PS4-2 suggests observations in a dark room, a pinhole box, or a video of a cave explorer. Objects in darkness can be seen only when illuminated. I don’t have those resources available so I cut a small hole in one end of a box and asked a child to look through the hole and tell me what is seen in the box. He can’t see anything because there’s so little light in the box …