Ten brief cases in which the reader pits his wits against those of Encyclopedia Brown, an ingenious twelve-year-old detective.

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

The town's ten-year-old walking encyclopedia again solves ten neighborhood mysteries. The final solutions to the cases are at the back of the book, giving readers a chance to compare their sleuthing skill to that of Encyclopedia Brown.

Dink, Josh, and Ruth Rose investigate a mysterious man in black who Josh believes is a vampire.

Ex-jockey Freddie Croft, who owns a profitable fleet of horse vans, is sweep unknowingly into a malign conspiracy.

Nate the Great interrupts his backyard vacation to find his friend's lost grocery list--before lunch.

When one of their tightly-knit group mysteriously disappears, four high school girls find their friendship difficult to maintain when they begin receiving taunting messages from someone who seems to know everything about their past and present secrets.

Summary: Asked to locate a stolen necklace of unusual value, Nancy soon discovers that strange and dangerous people are responsible for the theft.

When Cam Jansen and her friend Eric uncover a mystery while selling fudge door-to-door to raise money for the local library, Cam uses her photographic memory to foil a crime.

When the Alden children accompany their grandfather to the Snow Haven Lodge, a series of odd occurrences threaten to disrupt the annual winter games.