Sent
In this book, Jonah, Katherine, Chip, and Chip's real brother, Alex, have one warning of disaster before they are sent back to 1400s to the Tower of London, with the promise that they can return to their home in the twenty-first century if they can repair history. They quickly discover that Chip and Alex's true identities are Edward V and Richard of Shrewsbury, Duke of York. But before Chip can enjoy being the King of England, they discover that they are virtually prisoners—and that the boys' uncle, King Richard III, wants them dead. Jonah and Katherine must repair time and save Chip and Alex from their certain deaths before it is even possible that they can return home.
Sent was released August 25, 2009.
Read more about this topic: The Missing (novel Series)