Ever wonder how astronauts are able to breathe a continuous supply of oxygen in space? This hands-on approach to electricity and magnetism lets readers conduct experiments to answer this and other fascinating questions! Readers will love learning that the scientific principles they re applying at home have real-world applications. For example, they ll rock out on their own electric drums while learning about technological advances in professional instruments. Simple step-by-step instructions accompanied by detailed photographs make each activity accessible, while handy tips ensure readers safety and fun. Budding scientists will enjoy exploring the recommended twists and additions to experiments.