Nature Mysteries

A lovable dog helps his human girl solve a mystery. Kayla and Mason both got mysterious letters, written in code. What does Kayla know? The same person left both letters. It's someone she and Mason both know. The two letters are the same, except for the second word. What does King know? Jillian left the letters. What do the letters say?

Get up close and personal with an amazing creature that has invaded our lexicon as well as our restaurants. It breathes with tubes, it has no head or brain, it feeds through a filter, and it is the source of dozens of familiar proverbs ("happy as a clam!"). Clams, it turns out, have been worshipped (by the Moche people of ancient Peru), used as money (by the Algonquin Indians), and consumed by people for thousands of years.

King, Kayla, and Grandma find a dog who has lost his human family. What does Kayla know? This dog doesn't have a collar or any tags. He can sit, lie down, and shake hands. No one around here knows who he is. What does King know? The dog's family is staying at a campground. Can they figure out who he is and where his family is?

When a fellow passenger is found dead on Audrey's packet ship from France, a mysterious note on the body points to her as the killer. Detained in Dover for an inquest that is being led by a prejudiced magistrate, she is joined by trusted friends and family—and the newly minted viscount, Hugh Marsden—to prove her innocence. But when it's discovered the murdered man was a private inquiry agent, hired to follow the duchess while she traveled the Continent, they enter a race to find out who hired him and why.

The Chicken Squad is back for their fourth (mis)adventure, and this time they're facing their darkest mystery yet: shadows!

A lovable dog helps his human girl solve a mystery. Kayla made peanut butter treats for Jillian's new puppy, Thor. But now the treats are missing. What does Kayla know? There are three treats missing. King was in the kitchen. King's breath doesn't smell like peanut butter. What does King know? There's an intruder in the house. How will they solve the mystery?

Continent le plus vaste et peuplé de notre planète, l'Asie est fascinante à bien des égards pour les Occidentaux. La richesse de ses paysages, peuples et cultures en fait un monde à part, souvent méconnu. Il n'est donc pas surprenant que la sphère asiatique soit le théâtre de disparitions parmi les plus étranges qui soient.

When five colleagues are forced to go on a corporate retreat in the wilderness, they reluctantly pick up their backpacks and start walking down the muddy path. But one of the women doesn’t come out of the woods. And each of her companions tells a slightly different story about what happened. Federal Police Agent Aaron Falk has a keen interest in the whereabouts of the missing hiker. In an investigation that takes him deep into isolated forest, Falk discovers secrets lurking in the mountains, and a tangled web of personal and professional friendship, suspicion, and betrayal among the hikers.

Learn how fossils teach us about dinosaurs.

The Chicken Squad is back for its sixth (mis)adventure, and this time, there's a headless bear on the loose, and the Chicken Squad's beloved Barbara has gone missing!

Who is Geronimo Stilton? That's me! I run a newspaper, but my true passion is writing adventure stories. Here in New Mouse City, the capital of Mouse Island, my books are all best sellers! My stories are funny, fa-mouse-ly funny. They are whisker-licking-good tales, and that's a promise.

Our fluffy, fearless young detectives are back out sleuthing, because there's a new cage in the yard, and the Chicken Squad is determined to figure out just who this new addition is. Because whatever it is, it's definitely up to no good. So, equipped with the latest surveillance gear - which apparently includes copious amounts of marshmallows - the chicks venture into the wild to get answers. Let's just hope they can beat that giant rain cloud that's closing in - because everyone knows that chickens can't swim!

My troublemaker cousin was trapped in Transratania! And before I could even squeak, my sister, Thea, dragged me along on her rescue mission. Little did we know that Transratania is the land of vampire bats! Holey cheese, bats give me goose bumps!

With their Very Exciting Spy Technology and their tried-and-true, toilet-based travel techniques, the InvestiGators are undercover and on the case! And on their first mission together, they have not one but two mysteries to solve! Can Mango and Brash uncover the clues, crack their cases, and corral the crooks—or will the criminals wriggle out of their grasp?

When my old friend Professor von Volt called to ask for help, I agreed immediately, even though it meant trekking halfway around the world to Mouse Everest! The trip was long and dangerous. I almost froze my tail off along the way. And then I was kidnapped by a yeti! Yes, it was truly an amazing adventure.

A hundred-year mystery lured veteran climber Mark Synnott into an unlikely expedition up Mount Everest during the spring 2019 season that came to be known as “the Year Everest Broke”. What he found was a gripping human story of impassioned characters from around the globe and a mountain that will consume your soul - and your life - if you let it.

Princess Ellie is pony-mad! And she hates boring royal rules. She can't wait to go camping with her best friend Kate and her ponies, Moonbeam and Rainbow. There'll be no servants, no governess and - best of all -no rules! But when she hears strange noises in the night, Ellie starts to get scared. Will she solve the moonlight mystery?

While Freddy the pig relaxes in his best cowboy outfit and sings a song, he decides that he needs a vacation. He will ride his pony, Cy, out West. He'll see some wide-open spaces and maybe find some excitement. But before Freddy can leave, the excitement finds him first. Uncle Ben races up to the farm and asks Freddy for help. A pack of sneaky spies is trying to steal Uncle Ben's plans for building a flying saucer.

The InvestiGators Audio Collection: Books 1 & 2 includes InvestiGators and InvestiGators: Take the Plunge.

When a mysterious little free library (guarded by a large orange cat) appears overnight in the small town of Martinville, eleven-year-old Evan plucks two weathered books from its shelves, never suspecting that his life is about to change. Evan and his best friend Rafe quickly discover a link between one of the old books and a long-ago event that none of the grown-ups want to talk about. The two boys start asking questions whose answers will transform not only their own futures, but the town itself.