Tag along with the Timekeepers in these history-themed adventure stories to discover amazing people and events that shaped our world. Meet the Timekeepers, a secret organisation of kids who keep the course of history on track – and history needs them! A villain called DeLay is set on causing chaos… When the hands on their special watches start to spin backwards, the Timekeepers know that DeLay has been up to no good, and it’s up to them to put things right. The Timekeepers travel back to 1890s New York City and the laboratory of Nikola Tesla. On the eve before Tesla is set to reveal his latest invention, the X-Ray Machine, the time pirate DeLay, disguised as Tesla's rival Thomas Edison, steals the machine. The Timekeepers begin a pursuit around NYC in search of the machine to ensure history stays on track.