Magnetism and Electricity Gallery Introduction: The exhibition hall displays various phenomena of magnetism and electricity through a series of exquisitely designed interactive exhibits, and explores the properties and basic principles of electricity and magnetism in a relaxed way. The exhibit What's Behind the Electric Socket provides a vivid and interesting introduction to the source of electricity. Human body conductivity shows that the human body can conduct electric current. Visitors can try to drive magnets with current and learn how electric motors work.