Witty typewriter Olivetti and twelve-year-old introvert Ernest embark on a mission to find Ernest's missing mother that takes them across San Francisco.

This story continues the life of Roger Mifflin, who first appeared in Parnassus on Wheels, and now runs a bookshop with his wife, a dog, Titania Chapman, a young woman sent to live with the Mifflins, and a young advertising man who is smitten with Titania's beauty. And the bookshop is haunted by the great spirits of the literary past.

"Twelve-year-old Sarah Greene wants nothing more from her seventh-grade year than to beat the hardest escape room left in her town with her best friends, West, and Hannah. But when a foreclosure notice shows up on Sarah's front door, everything changes. Since her father became ill two years ago, things have been bad, but not lose your house bad . . . until now. Sarah feels helpless until the day Hannah mentions a treasure rumored to be hidden in...

Their search for a friend's stolen jalopy leads the Hardy boys to the discovery of the man who stole a fortune from the Applegate mansion. They are thus able to clear the father of another of their friends.

Teenage detectives, Frank and Joe Hardy investigate a supposedly haunted house reported to be the hangout of criminals.

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

While trying to recover a set of stolen parchment paintings, Nancy Drew becomes involved in tracking a kidnapper and extortionist.

Detective Alex Cross is being stalked by a psychotic genius, forced to play the deadliest game of his career. Cross's family -- his loving wife Bree, the wise and lively Nana Mama, and his precious children -- have been ripped away. Terrified and desperate, Cross must give this mad man what he wants if he has any chance of saving the most important people in his life. The stakes have never been higher: What will Cross sacrifice to save the ones he...

Left alone when Rush, Mark, and Mona go away to boarding school, Randy and Oliver are lonely and bored until a mysterious letter brings the first of many clues to a mystery that takes all winter to solve.

Thirteen-year-old Theodore Boone has always dreamed of being a great trial lawyer someday, but a sensational murder trial forces him into the arena sooner than expected, and he is determined to see that justice prevails.