"Teen detectives Frank and Joe Hardy have investigated many crimes in their lives, but nothing that hits this close to home: their best friend died mysteriously after taking down a major crime organization. They must put together the clues to uncover the truth about this shocking crime, but the clues lead them [in an] unexpected direction"--Back cover.

"Join Nancy Drew, along with Bess and George, as they search for missing student filmmakers and discover the deadly secret behind the local urban myth know as "The Demon of River Heights""--P. [4] of cover.

This volume collects parts one and two of The high mile mystery. Has Nancy Drew solved the world's energy crisis? On a mission, sponsored by young, rich, and handsome Ralph Credo, Nancy teams up with eccentric scientist Roy Hinkley, to find an amazing high efficiency engine able to operate at an unbelievable 200 miles per gallon. The prototype engine, mounted on a tank, was part of an experiment during the final days of World War II. There's just...

Nancy Drew stumbles upon 2 new mysteries that she must solve. DOGGONE TOWN: On a mission to return a lost dog, Nancy Drew and her boyfriend, Ned Nickerson, stumble upon a mystery! Where is everyone in the small town of Nevershare? Will they solve the mystery...or vanish themselves? SLEIGHT OF DAN: A magical night turns sour when the magician's assistant goes missing. Nancy, George, and Bess must solve the case, and only a hungry green anaconda stands...