Flying monsters: Set off on an imaginary thrill-ride to a hidden island of ancient winged terrors. You will need nerves of steel and quick reactions to avoid the snapping jaws of pteranodons and dino-birds. Sea monsters: Set off on an imaginary thrill-ride to a hidden ocean of ancient underwater terrors. You will need nerves of steel and quick reactions to avoid the deadly jaws of T.rex and the colossal crocodile, Deinosuchus.

Contains two previously published books, bound back-to-back and upside-down.