The Case of the Diligent Detectives: A Private Investigators Club Mystery

The Case of the Diligent Detectives begins with Bobby running the meeting. It is his turn to be President. He wants the young detectives to become more diligent in their investigations. He overrules various suggestions for investigation and chooses investigating the brown blotches that are appearing on the grass. He suspects that alien spacecraft are hovering over the city at night and shining powerful laser beams at the ground, thereby causing the death of the grass in various places. He d...