This workshop is designed for teachers K—12 who wish to incorporate some material on energy, specifically on ionizing radiation. The fundamentals of the EM spectrum & particulate radiation will be presented ending with nuclear power and fusion energy. The dose to humans from radiation will be covered. Comparison of background radiation, medical radiation, and environmental radiation will be presented. The attendee will design a questionnaire for his / her level of teaching with the intent of eliciting critical thinking on a very timely topic.