Books in Hardy Boys Casefiles New series

High in the untamed Adirondack Mountains lurks one of the most fiendish plots Frank and Joe Hardy have ever encountered. On a mission to rescue their good friend Holly from the cult of the lunatic Rajah, the boys unwittingly become the main event in one of the madman's deadly rituals--human sacrifice.

The Hardys' summer construction job on a skyscraper is threatened by thugs who would threaten the multi-million-dollar skyscraper project as well as untold lives. Original.

Visiting New Orleans for the annual computer convention, the Hardy Boys watch things go from bad to worse when Joe gets into a fight at a local club and then is arrested when the guy he fought with is killed the next day. Original.

The Hardy Boys find themselves on their own in France, fighting the largest organized crime ring in the world.

When a navy fighter pilot disappears while test flying the latest high-tech aeronautics design, the aircraft's designer is certain that the pilot is a spy who has kidnapped the plane, and the Hardy boys step in to investigate

After the kidnapping of the Hardy Boys' father, criminals hold New York City ransom under the threat of a city-wide fatal virus infection.

Camped out in the Maine woods, the Hardy boys get a real jolt when they glimpse Joe's old girlfriend, Iola Morton. Can it really be the same girl who was blown to bits before their eyes by a terrorist bomb? Frantically searching for her, Frank and Joe are trapped in the lair of this most diabolical team of scientists ever assembled.

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The Hardy family's vacation in Hawaii is marred by attempted murder when their friend, champion surfer Jade Roberts, is hunted by the man her father helped bring to justice

Competing in the Suntex Solar Challenge, a race across the Arizona with solar-powered cars that offers $100,000 to the winners, the boys encounter a ruthless terrorist who is determined to win at any cost. Original.

Frank and Joe go undercover as stuntmen on the set of a movie when a slew of "accidents" plagues the production, and they soon find themselves knee-deep in suspects and danger.