Did you know only cords should be plugged into wall sockets? If toys or other objects are stuck into wall sockets, you could get a dangerous electric shock. Find out more about how to be safe around the house in Safety at Home, part of the Safety First series. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slideshows, activities, hands-on experiments, and much more.