Böcker av Greg Golden

A surprise visitor to Griff's home in the middle of the night launches the curious young detectives into a series of exciting escapades. Along the way, their homemade gadgets play critical roles as they gather clues and track down a thief. The story turns into a white knuckle dash through Perry Park with a desperate search and race against the clock high above Creek Canyon. This face-paced adventure will have you laughing one minute and holding on to your seat the next. As always, you won't want to put the book down until you reach the exciting and rewarding final pages.Grab your flashlight and hop on your bicycle as you join Griff, Frank, and Chase on a rollicking trip into the skies, down the side of a cliff, and across the white water of Creek Canyon. It's all here waiting for you!

Something very strange is happening around Lewisville. As usual, young teenagers and best friends Griff, Frank, and Chase find themselves right in the middle of the unfolding mystery! Clues begin to emerge, starting with the appearance of a black speedboat lurking on the New Haven River. Next comes an urgent weekend meeting called by the head of the Lewisville Bank. The arrival of two Secret Service agents and the unexplained disappearance of a peculiar, elderly landowner place the Bon Air Boys on high alert to get to the bottom of the seventh mystery in this wholesome adventure series. Grab your walkie-talkie and hop on your bicycle as you join your favorite young sleuths in this fast-paced, suspenseful, and satisfying story.