num_pages: 119
description: The McGurk Organization's four young detectives match wits with a nine-year-old scientific genius to unravel the mystery of the "invisible dog."
language: English
title: The Case of the Invisible Dog
titlecomplete: The Case of the Invisible Dog
genres: Fiction, Childrens, Mystery
ratings_count: 42
series: McGurk Mystery
publisher: Simon Pulse