Mateo, Ruby, and Corey Hudson have lost their friend Jia to the villainous Captain Vincent’s clutches, and now they’re determined to bring her back to safety. But the Hudson kids don’t have a way to time-travel without the Obsidian Compass, until Mateo figures out the secret component to get his own homemade compass working. Soon the whole family—plus their wacky neighbor, Chuck, and his rusty […]