Sent is by Margaret Peterson Haddix. The second book in the time travel series, The Missing. Jonah, Katherine, Chip, and Alex are in 15th century England. They discover that Chip is really Edward V, the King of England, and Alex is his brother, Richard. They are about to be killed by their uncle who wants the throne. Jonah and Katherine must save their friends and fix time, so that the four of them can return home to the 20th century. If you are a follower of Haddix's work, you will enjoy this new series.
Ratings: 7th grade - 7 out of 10.