The Mona Lisa key

When Matt, Ruby, and Corey Hudson discover their subway train is actually a time-traveling eighteenth-century frigate captained by a mysterious pirate, they are thrown into a series of adventures that offer cryptic clues about their past and their future.

Bibliographic Details
Main Author: Shurtliff, Liesl
Format: BOOK
Published: Katherine Tegen Books 2018
Series:Time castaways 1