Frank Pandini Jr. is the mayor of Kalamazoo City, and everyone is celebrating--everyone except for Zengo, O'Malley, and Cooper, who can't seem to close a single case. To make matters worse, a mysterious hulking shadow has appeared in waters around KC. Could this spell the end for the Platypus Police Squad?

"What if young Arthur Conan Doyle really went to a secret school for extraordinarily gifted children called Baskerville Hall? When a mysterious man with a pipe notices young Arthur's incredible deductive skills, Arthur's offered a spot at the esteemed Baskerville Hall and a chance to lift his family out of poverty. There Arthur makes quick friends with Irene Eagle, a girl who boldly strides into any adventure, and Jimmie Moriarty, a boy whose brilliance...

Something has been going on ever since eleven-year-old Ash McGinn and his older sister, Willow, checked in to the Exit 13 Motel. Their parents don't seem to notice anything strange, but the rooms and the hallways don't go where they're supposed to, the receptionist looks like he comes straight out of a horror movie, and there are creepy woods out back where Ash is sure some kind of monster is lurking. Ash knows it is up to him and Willow to get to...

When twelve-year-old aspiring detective Myrtle Hardcastle learns her neighor in quiet Swinburne, England, a breeder of rare flowers, has died she is certain it was murder and that she must find the killer.--

"Thirteen-year-old new girl Anna Hunt decides to make an investigative podcast about how fellow classmate Rachel Riley went from being the most popular girl in school to the most hated"--

Ali Cross is back in the gripping sequel to Ali Cross, the best-selling mystery that introduced readers to detective Alex Cross' son. In Ali's toughest case ever, his friend Zoe is in trouble after Ali and his friends witnessed a crime in Anacostia Park, and it's up to Ali to figure out why Zoe is lying to the police--and who she's protecting.

"Cruz Coronado sets sail for the shores of Iceland and Norway aboard the Explorer Academy ship to continue his studies at sea. But, things take a turn while exploring the icy north, when he embarks on a dangerous mission to uncover the first piece of an important puzzle his mother left behind"--

"Copper Inskeep holds Windydown Vale's deepest and darkest secret: he is the ghoul that haunts the Vale, donning a gruesome costume to scare travelers and townsfolk away from the dangers of the surrounding swamps. When a terrified girl claims she and her father were attacked by a creature--one that could not have been Copper--it threatens not just Copper's secret, but the fate of all Windydown"--

In 1929 New York City, twelve-year-old housemaid Martha O'Doyle suspects that a wealthy recluse may be trying to communicate with the outside world through the paintings on her gallery walls.

"Cruz and his fellow recruits tackle challenging missions to dispense life-saving medication to gorillas, thwart pangolin poachers, and capture images of the last known cheetahs in Namibia--all the while discovering that protecting the world's threatened species is a dangerous business. Things turn deadly for Lani, Sailor, Emmett, and Cruz as they search for the fourth piece of Cruz's mom's cipher. Cruz knows it's not going to be easy, but will an...