The Mystery of the Green Ghost

In 'The Mystery of the Green Ghost', the third book in the Alfred Hitchcock and The Three Investigators series by Robert Arthur, the young detectives Jupiter Jones, Pete Crenshaw, and Bob Andrews tackle another intriguing case. The boys are challenged to solve the mystery of a glowing green ghost that has been haunting a local mansion. As they delve into the investigation, they encounter hidden rooms, secret passages, and a series of clues that lead them closer to the truth. With their keen observation skills, intelligence, and teamwork, The Three Investigators unravel the mystery, discovering that the ghost is actually a cleverly orchestrated hoax designed to conceal a more earthly crime. Ultimately, they expose the culprits behind the scheme and restore peace to the community.