Nancy goes undercover at the exclusive Green Club when George's cousin, a candidate for city council, is targeted by a mysterious saboteur who threatens the plans to build a new sports complex.

Stella North is one of twelve young pilots competing in a 1937 air race meant to promote peace in Europe, but when one of her competitors is sabotaged, Stella races to determine who is capable of murder, and who might be the next victim. 1937. Stella North has been chosen to represent Britain in Europe's first air race for young people. The stakes are high: as the only participating female pilot, it'll be a constant challenge to prove she's a worthy...

The Clue Crew investigates who sabotaged the River Heights Nature Park's fundraiser.

While on a cruise with their grandfather, the Alden children help discover who is behind the mysterious troubles of the ship--disconnected phone lines, engine trouble, a man overboard--and still have fun sightseeing, eating, and swimming.

People at Black Creek are getting very sick from fresh fruits and vegetables crawling with deadly bacteria and Nancy is going to find out who is responsible for sabotaging the Heyworth's farm.

Logan and Zoe now know for sure that someone is sabotaging the Menagerie. But they don't know who it is ... or why. And if they can't solve this mystery, the Menagerie will be closed - for good. But while they investigate, they begin to uncover clues that might help them solve an even bigger mystery: why did Logan's mom disappear en route to the Menagerie? And where is she now? Whatever the truth is, Logan and Zoe have learned one thing - when it...

"Fifth grader Kate the Chemist is chosen to be the assistant director of the school play Dragons vs. Unicorns and has to use her science knowledge to find out who is trying to sabotage the show"--

Nancy Drew visits her cousin in Virginia hoping to locate a missing stained-glass window.

Bayport Elementary's detective brothers Frank and Joe Hardy are on the case when someone sabotages the hockey team's lucky charm right before the championship game.

Ella is magically sabotaged when she enters the Winged Wonders Flying Championship, and while she tries to undo the spell, Owen tries to clear his gremlin's name and find the real culprit.