num_pages: 175
description: Triggered by the disappearance of a brilliant young professor, this mystery takes the Hardy boys first to Kenworthy College, where they find a puzzling message on an examination paper. But then, a new clue is unearthed that sends the young detectives to the Honeycomb Caves. After many dangerous encounters, Frank and Joe discover a powerful searchlight in one of the craggy caverns along the seacoast. In the brilliant white glare of the searchlight, the startling secret of the caves is dramatically revealed.
language: English
title: The Secret of the Caves
titlecomplete: The Secret of the Caves (The Hardy Boys, #7)
genres: Middle Grade, Audiobook, Detective, Childrens, Crime, Young Adult, Classics, Mystery, Adventure, Fiction
ratings_count: 5670
series: The Hardy Boys
publisher: Grosset & Dunlap