Nature Mysteries

A backpack full of jewels has fallen out of a plane! Was it just an accident? The Boxcar Children need to find out what happened!

A horror novel set in Meirion, Wales, during the summer of 1915. As the world teeters on the brink of destruction in 1915, Meirion, a quiet district in Wales, finds itself gripped by a wave of terror. Amid the chaos of World War I, the town’s residents confront an inexplicable horror as nature itself seems to rise against humanity. With a series of grisly deaths igniting panic and superstition, the chilling question looms—what truly lies beneath the madness? The fabric of the community begins to fray as the death toll rises, starting with a missing child, then escalates to a horrific ...

Lost: one little boy. When Little Alfred runs away from home and winds up in the Dark Unchanted Forest being trailed by a bobcat, Hank the Cowdog knows that it's up to him to save his young master. So, mustering up all the courage that a Head of Ranch Security can come up with, he bravely makes his way into the forest.

Dive into an enchanting underwater world with Caster and Onni in this captivating tale of friendship, courage, and adventure. When a mysterious call echoes through their peaceful Coral Village, these two brave friends set off on a perilous journey to answer its plea. Along the way, they'll encounter a giant lobster guarding ancient secrets, navigate a treacherous whirlpool, and restore light to a forgotten underwater cave. But as they venture deeper into the unknown, they'll discover that a greater darkness lurks beneath the surface, threatening to engulf their beloved ocean.

Dink, Josh, and Ruth Rose get an urgent call from Mrs. Davis. Her canary is missing! The little bird has vanished without a trace, and he's not the only one. Two other pets are missing. The kids suspect a pet-napper, and now that Ruth Rose's cat, Tiger, has turned up missing too, it's become personal!

When an oil spill takes place off the coast of Connecticut, the Aldens are happy to volunteer to help clean up the animals affected, including a rare species of shore bird. But could more have been done to prevent the spill? As the Aldens take up the case, it leads them on an adventure to help other endangered animals around the world.

When Sally May and Loper head out of town for a wedding, Hank the Cowdog, Head of Ranch Security, knows it's up to him to keep things under control. After subjecting strawberry ice cream to rigorous product testing, test-driving a mysterious spaceship, and thwarting a sneak attack from a couch monster, Hank faces the fight of his life.

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.

Keenan has lived all over the world but nowhere quite as strange as Centerlight Island, which is split between the US and Canada. The only thing weirder than Centerlight itself is his neighbor Zarabeth, a.k.a. ZeeBee. ZeeBee is obsessed with the island’s history as a Prohibition-era smuggling route. She’s also convinced that her beloved dog, Barney, was murdered - something Keenan finds pretty hard to believe. Just about everyone on Centerlight is a suspect, because everyone hated Barney, a huge dog - part mastiff, part rottweiler - notorious for terrorizing the community.

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.

How can massive stones slide across the desert untouched? Can lightning really bounce like a ball? Why was it raining fish in Europe in 2004? Nature holds some of our world's strangest mysteries. Some of the best minds on the planet have tried to explain these unsolved phenomena. Listeners can go on an outdoor adventure to explore some of nature's most puzzling mysteries.

Meet Tyrone the Tyrannosaurus, Green Lawn’s newest–and biggest!–visitor. The kids’ old friend Jud Wheat is in town raising funds for a dinosaur museum. But after the show in Green Lawn, all Jud’s money disappears! Can Dink, Josh, and Ruth Rose track down the cash?

Things are not looking good for the ranch. So when Loper heads into town to negotiate with the banker, Slim hits the road in search of a new home. Meanwhile, Hank and his faithful sidekick Drover hitch a ride in the back of Slim's pickup. Before long, they come to a stop in an unfamiliar town. And when Slim lands himself a new job, Hank finds that he's no longer the Head of Ranch Security, but the Head of Chicken House Security.

Everyone loves Drover, Hank's trusty sidekick. But have you ever wondered what the little, white, stub-tailed dog's life was like before he came to the ranch? Well, it's all here, in Drover's own words. Scratching his story out in the dirt on the machine shed floor, Drover comes clean about his secret life--from his early days as runt of the litter, to his frustrating search for a job, to his ultimate position as Hank's right-paw man.

When Hank is attacked by a Headless Cowboy, he knows it's going to be a tough day defending the ranch! But when Slim discovers Sally May's watermelon patch has been raided by raccoons, things get serious. Slim, Drover, and Hank are entrusted with the job of a nighttime stakeout to catch the raccoons in the act. Will Hank save the day? Or will busted watermelons prove Hank is a bust as the Head of Ranch Security?

The Aldens have promised Grandfather a vacation from mysteries during their island visit. But the promise proves hard to keep when things start to go missing. Then an old fisherman tells Benny of the island’s ghost horse, and late that very night Benny sees a mysterious stallion galloping down the beach. Could the ghost horse have something to do with the disappearances?

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.

Can you SPOT the mystery? Dink, Josh, and Ruth Rose are visiting the San Diego Zoo. When a rare amur leopard goes missing, everyone is a suspect! Can these expert clue hunters find out how the leopard got loose?

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?