Investigating a series of attacks on the Southern Pacific Railroad's Cascades express lines, Detective Bell learns of the existence of an elusive saboteur who recruits and murders his own accomplices while engineering schemes of maximum havoc.

When Black Creek Farm's food is discovered to be contaminated, Nancy Drew comes in to investigate whether or not the food has been sabotaged.

"Her photographs capture the beauty of Puget Sound. Do they also expose a darkness that someone would kill to keep buried? After her husband, Jack, dies in a climbing incident, Shauna has only her five-year-old son and her helicopter charter business to live for. Every day is a struggle to make ends meet and she lives in constant fear of losing even more than she already has. When her business partner is murdered, his final words convince Shauna that...

When Logan and Zoe discover that someone is sabotaging the Menagerie at the same time that the basilisk escapes its enclosure and the merpeople go on strike, they must find a way to save all of the mythical creatures and their home.

"Joe and Frank's winter break skiing holiday turns to horror when a series of deadly mishaps threaten their resort."--

Frank and Joe solve a mystery involving the disappearance of a professor, a hot-tempered hermit, sabotage at the new Bayport Coastal Radar Station, and the Honeycomb Caves.

A cuddly class hamster GW endeavors to make a gift for his new human friend to show support for her participation in a school art show before learning about a dastardly mouse plot to sabotage the event.