Little Giant--Big Trouble (Dragon Slayers' Academy Series #19)

Something BIG is going on in the woods near DSA! Wiglaf and his friends are on a rescue mission to save Worm, the dragon they’ve raised since he hatched. They thought that a gang of knights-in- training was the problem, but it turns out that it’s a little girl GIANT! The DSA kids can’t let Worm become her house pet. But how can they free him?