Title: Balloon Blow-Up
Description: Joe and Frank Hardy win a contest to be handlers for a Green Crawler balloon in the annual fall festival, but when the balloon is sabotaged the day before the parade, the brothers must investigate.

Joe and Frank Hardy win a contest to be handlers for a Green Crawler balloon in the annual fall festival, but when the balloon is sabotaged the day before the parade, the brothers must investigate. Book #13
Subjects: Hardy Boys (Fictitious characters), Juvenile fiction, Fiction, Mystery and detective stories, Balloons, Parades, Vandalism, Children's fiction, Heroes, fiction, Balloons, fiction, series:HardyBoys, collectionID:HBsf