Tundra's Great Idea series for young readers explores some of the world's most famous inventors, as well as history's unsung heroes. Designed to introduce young children to biography and non-fiction in a compelling way, the series features the inventors who have revolutionised the way we live. Going Up! is an easy-to-read, fully illustrated biography about Elisha Otis, the man who invented a safety device that prevents lifts from falling and other feats of modern architecture.