"While on a speaking tour at military bases in the Kaiserslautern district of Southern Germany, Miss Mallard the world-famous ducktective, and her nephew, Willard Widgeon of the Swiss police, become involved in a new mystery when the medical center is robbed. Miss Mallard goes undercover as one of the staff to solve the case!" --

Dink, Josh, and Ruth Rose help catch the thieves who have stolen gold from Sammi's parents, the king and queen of Costra.

"Eighteen-year-old Avery Grambs is weeks away from inheriting the multibillion-dollar Hawthorne fortune, but first she'll have to survive a dangerous game against an old enemy looking for vengeance"--

When Stella's friend Owen loses a tooth at the museum, Stella and Roger believe that someone stole it and search high and low to find it.

"There are some things you should know about Harriet Wermer. She used to lie a lot, but not anymore. Seriously, she only tells the truth now. Even though she hadn't wanted to come to Marble Island in the first place, now she doesn't want to leave. It's the truth. With her mom and new baby brother home from the hospital, it's almost time for Harriet to pack up and head home from Marble Island and all the friends she's made. But Harriet doesn't have...

Young sleuths Abbi, Lydia, and Daniel are excited to search for clues of a cougar near Abbi's home, but they soon discover something more might be going on.

"Cassie Hobbes and the other members of the Naturals program of the FBI work to solve a string of serial murders carried out by a copycat killer"--

Detective brothers Frank and Joe try to figure out who's spoiling the fun on a class trip in the third book in an all-new, interactive Hardy Boys chapter book mystery series. Frank and Joe Hardy are super-psyched for their school trip to Lake Poketoe. Along with their friends, they can t wait to go tubing, make s mores, and take nature walks. And Joe is particularly excited to try out his brand-new water skis during the trip! But when the group tries...

A friendly competition to grow the best organic garden is underway. The prize is tempting--a ribbon, a photo and article in the newspaper, and some all-you-can eat favorites from Ned's Diner! Esmeralda, Annie, Oliver, and Rosamond are among the competitors. Just a few days before contest judging, some of Rosamond's tomatoes go missing, and Nate and Sludge are called to investigate. Who is eager for tomatoes, and why? Nate and Sludge are on the case...