Finn and Explorer Troop 301 face off against angry rock giants in the second book of this funny chapter book series based on the award-winning kids' podcast Finn Caspian, his three best friends, and his robot Foggy are excited to explore a brand-new planet . . . until Finn's mom makes them bring along an annoying new robot named Voltronix Zu. Putting up with Voltronix's bragging is bad enough, but when he accidentally turns the planet...