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.

"The fire wasn't Marlowe Wexler's fault. Dates should be hot, but not hot enough to warrant literal firefighters. Akilah, the girl Marlowe has been in love with for years, will never go out with her again. No one dates an accidental arsonist. With her house-sitting career up in flames, it seems the universe owes Marlowe a new summer job, and that's how she ends up at Morning House, a mansion built on an island in the 1920s and abandoned shortly thereafter....

Despite their resolution to avoid mysteries and podcasts, Cam and Blair re-enter investigative mode when Mattie Brosillard seeks their help, convinced that someone is impersonating her sister Lola, who disappeared five years ago.

Twelve-year-old Alex Sherlock, his thirteen-year-old sister Zoe, and their friends Lina and Yadi decide to spend their summer in Miami investigating the many "cold cases" their grandfather accumulated during his years as a reporter--first up, Al Capone and a buried treasure.

When Taddy the Tadpole goes missing, Detective Duck and her friends in the Pond Squad are on the case.

A winter vacation at Butter Ridge ski resort becomes an exercise in fear as Nancy tries to unravel the secrets of the main lodge, a French castle rebuilt in Wisconsin.

After relocating to Shorehaven with her parents, Paige, a true-crime enthusiast, learns of a string of unsolved murders and disappearances, so with the help of new friends and a victim's diary, she delves into solving the mystery before history repeats itself.

"An odd message arrives on Kathy's cellphone: 'Pirates are operating out here and they're dangerous. I can't prove it, not yet, but I need your help. Please call asap.' Tom asks, 'You know this guy?' Kathy replies, 'Beauford Bradley? Never heard of him!' It's the beginning of an exciting new adventure, one that taxes the mystery searchers in ways they couldn't even imagine. Beau Bradley--surrounded by two dozen fellow workers--has vanished into thin...

Chloe Alvarez has never been to the reading of a last will and testament before, but she hopes it is just like the movies. Lies! Intrigue! The reading of her Uncle Will's will is standard, until he announces his gift for Chloe: his African grey parrot, Charlie. Uncle Will was Chloe's best friend. Without him, she's left with only her memories of them together--which come to her in snapshots--and her new friend, Charlie. The parrot has a vast vocabulary,...

"Kid-reporter CJ Delaney stumbles on the scoop of a lifetime when strange, spooky things start happening around her small town"-- Provided by publisher.