Scouts participated in the “Everyday Radioactivity” station, where they learned about radioactivity in everyday item and how to operate handheld Geiger counters.Scouts used a Geiger counter to survey a saucer.NSD Postdoctoral Fellow Emil Rofors explained the different radiation detector systems on display at the “Detector Expo” activity station.NSD Sr Scientific Engr Assoc Joanna Szornel explains the design of the Portable Radiation Imaging, Spectroscopy and Mapping (PRISM) to a Scout. Chemical Safety Specialist Alyssa Brand led Scouts in a tour of the ALS.