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Timmy is in Key West, Florida, ostensibly for the honeymoon of his mother and Doorman Dave...if they even got married, which Timmy doubts. Unfortunately for Timmy, crime doesn't take a vacation. And because Total has fled to Cuba seeking political asylum, Timmy must rely on a new partner for help: Doorman Dave's nephew, Emilio. And as if things couldn't get more hectic, Timmy's pants have been stolen by a six-toed cat.

Sabrina and Daphne Grimm, along with their friends and allies from Ferryport Landing, engage in a climactic battle with the fearsome Mirror. With the future of the Grimms and all the Everafters hanging in the balance, the sisters make a fateful choice to join forces with the members of the Scarlet Hand to defeat Mirror and end this conflict once and for all.

Edgar Award-winning author Nancy Springer captivates young listeners with mysteries that feature Sherlock Holmes’ little sister Enola. Abandoned by her mother and fearing her brothers will exile her to a finishing school, 14-year-old Enola lives a lonely London existence. But when someone kidnaps her elderly landlady—the closest thing she has to family these days—the feisty heroine will do whatever it takes to find her.

Darkus is miserable. His dad has disappeared, and now he is living next door to the most disgusting neighbours ever. A giant beetle called Baxter comes to his rescue. But can the two solve the mystery of his dad's disappearance, especially when links emerge to cruel Lucretia Cutter and her penchant for beetle jewellery? A coffee-mug mountain, home to a million insects, could provide the answer - if Darkus and Baxter are brave enough to find it.

An abandoned house at the end of the block. A mysterious girl in an upstairs window. A strange black SUV lurking around every corner. When Nick and Tesla Holt are sent to live with their eccentric Uncle Newt, they find their new neighborhood is full of secrets. What the heck is going on? To unravel the mysteries (and save their skins), Nick and Tesla must use everyday household objects to build electromagnets, rocket launchers, and other crazy contraptions.

Everyone's favorite game maker, Mr. Lemoncello, is testing out his new Fabulous Fact-Finding Frenzy game! If Kyle can make it through the first round, he and the other lucky finalists will go on a great race - by bicycle, bookmobile, and even Mr. Lemoncello's corporate banana jet - to find fascinating facts about famous Americans. The first to bring their facts back to the library will win spectacular prizes! But when a few surprising "facts" surface about Mr. Lemoncello, it might be go to jail and lose a turn all at once!

Jigsaw Jones is back! In The Case from Outer Space, an original mystery from James Preller, Jigsaw and his crew - Mila, Joey, and Danika - find a clue that implies an alien may be about to visit their school! Can it be true? And what does the Little Free Library have that aliens from outer space might want? (Hint: The school librarian has invited a special guest to talk about space exploration - an astronaut!)

Got a mystery to solve? Jigsaw Jones is on the case. Eddie Becker has the idea of a lifetime and creates plans for what he promises is going to be a million-dollar invention. Then the plans get stolen. Worst of all, after Jigsaw does some digging, he suspects the principal may be the thief! Now Jigsaw has to invent a gadget of his own to find out the truth.

Got a mystery to solve? Jigsaw Jones is on the case. When Bobby Solofsky is accused of stealing the grand prize for a pet talent show, it's up to Jigsaw to clear his greatest rival's name. Soon, more things start to go missing at the pet store and Jigsaw enters his own dog into the contest to solve the case. Can he find the prize medal in time for the competition?

Middle school is hard. Solving cases for the FBI is even harder. Doing both at the same time - well that's just crazy. But that doesn't stop Florian Bates! After helping the FBI solve an art theft at the National Gallery and uncovering a DC spy ring, Florian's finding life at Alice Deal Middle School a little boring. But that's all about to change! His FBI handler, Marcus, has a job for him! Is it a bank robbery? Counterfeit ring? International espionage? Actually it's middle school pranks...

When Ali's best friend, Gabe, is reported missing, Ali is desperate to find him. At the same time, a string of burglaries targets his neighborhood - and even his own house. With his father on trial for a crime he didn't commit, it's up to Ali to search for clues and find his friend. But being a kid sleuth isn't easy - especially when your father warns you not to get involved! - and Ali soon learns that clues aren't always what they seem. Will his detective work lead to a break in Gabe's case or cause even more trouble for the Cross family?

They call themselves SYLO and they are a secret branch of the U.S. Navy. SYLO's commander, Captain Granger, informs Pemberwick residents that the island has been hit by a lethal virus and must be quarantined. Tucker believes there’s more to SYLO’s story. He was on the sidelines when the high school running back dropped dead with no warning. He saw the bizarre midnight explosion over the ocean, and the mysterious singing aircraft that travel like shadows through the night sky. He tasted the Ruby - and experienced the powers it gave him - for himself.

While riding in their homemade iceboat on the frozen surface of Barmet Bay, Frank and Joe Hardy and Chet Morton discuss their plans for the upcoming Christmas holiday break. They visit Cabin Island but a mysterious stranger chases them off the island. The boys are invited to the home of Elroy Jefferson, a man whose car they returned in The Shore Road Mystery. They overhear an argument between Jefferson, the owner of Cabin Island, and Hanleigh, who is trying to buy the island. Mr. Jefferson rewards the boys and grants them permission to use the cabin for Christmas

An unknown thief steals an important naval treaty from the office of a government clerk. Who stole it and how did they do it? Will the treaty ever be recovered? This sounds like a case for England's most brilliant sleuth!

When the Countess of Morcar's priceless blue jewel is stolen, a former thief is charged with the crime, but is he really guilty? Never fear: Sherlock Holmes is on the case, and the truth will out!

A coach driver has been murdered...and it looks like the killer is going to get away with their terrible crime. The only clue is a torn piece of paper in the victim's hand, with a few words written on it. With the help of this single tiny clue, can our legendary sleuth unravel the mystery?

The King of Bohemia wishes to marry...but before he can do so, he needs Sherlock's help! Can the sleuth retrieve an embarrassing photograph of the royal, before a scandal erupts and the king is forced to cancel his wedding plans?

Hilton Cubitt is worried. Drawings of "dancing men" keep appearing around his house and they're frightening his wife, who seems to know what they mean. Can our brilliant hero solve the mystery of these drawings before disaster strikes?

The Baskerville family of Dartmoor live under an appalling curse. They are haunted by a monstrous hound that has sent many of them to an early grave. Can our legendary sleuth save Sir Henry Baskerville before the hound strikes again?

The whole of London is shocked and baffled by the murder of Ronald Adair. It seems like an impossible crime! Can our sensational sleuth solve the mystery of how Adair was killed before the murderer strikes again?