327 books • 52 series
Book #1: Race to the Rescue
Book #1: Oi, Caveboy!
Book #1: Oi, Cave Boy!
Book #2: Arrrrgh! Slimosaur!
Book #3: Euuugh! Eyeball Stew!
Book #4: Booom!
Book #2: Oxford Reading Tree: Stage 5: Storybooks (magic Key): Pirate Adventure
Book #4: Oxford Reading Tree: Stages 6-7: Storybooks (Magic Key)