What are you curious about? The Clever Tonies line brings an edutaining and fascinating audio experience for growing listeners exploring science, arts, technology, history, and much more! Each collection of curated content has been developed in partnership with subject experts and is narrated by a notable name. This set of four Tonies explores the world's greatest inventions and innovations narrated by astrophysicist Neil deGrasse Tyson. Listen along to become an expert on the discovery of electricity, the history of flight, the invention of the printing press, and the beginnings of the internet. This Clever Tonies Set teaches kids about: Invention & Innovation Science The Printing Press Electricity Flight The Internet Toniebox sold separately.