Nature Mysteries

Follow along as a young detective searches for his baby brother's lost toy ducky. Questioning the eyewitnesses and searching for clues are all in a day’s work for this aspiring detective. But who could the culprit be?

Lost in a dark, spooky forest! So I sought shelter in a crumbling old mansion. But I quickly discovered that it was haunted - by cats!

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 Hank the Cowdog sticks his nose where it doesn't belong - into an old pipe behind the machine shed - he gets more than he bargained for. Before he can say "boy howdy", Hank gets a nip that sets his eyes a-watering and his snouta-throbbing.

The Boxcar Children are going to a dog show. They meet all kinds of dogs, from a spotted Dalmatian to a big, hairy sheepdog. But then strange things start happening at the dog show, and no one knows why. Can the children solve the mystery and save the day?

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.

Katie’s new puppy, Koko, has run away, and now the white doggie is lost! Pedro and Katie pair up to investigate. They are hot on Koko’s trail, but some clues lead nowhere. Still the detectives won’t give up.

Tricked-up pickup! Hank the Cowdog is about to go on the ride of his life! When the old pickup truck breaks down, Slim ends up with a brand-new model on loan while the old one gets fixed. But Hank is used to the simple life on the ranch and doesn't know what to do when faced with power windows and door locks.

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.

Homing pigeon Homer and his parrot friend Lulu learn something is afoul when they witness four-legged criminals stealing valuables from both the animal and human communities. Lulu and Homer track down the bandits, but need human help to stop them for good. Can they lead their human keepers to the culprits’ hideout and stop the thieves? Award-winning author-illustrator Henry Cole offers a fun, action-packed middle grade mystery that will keep listeners guessing if the crime-solving pigeon will get his guy

When Naomi gets a tip about a strange snake sighting in the neighborhood, she knows it’s a job for her snake-saving club. Naomi, Nolan, and Emma go to investigate and get a huge surprise. The snake isn’t a native Texas species—it’s a ball python! Did someone dump an unwanted pet, or did this snake somehow get lost?

The Virals are put to the ultimate test when they find a geocache containing an ornate puzzle box. Shelton decodes the cipher inside, only to find more tantalizing clues left by "The Gamemaster". A second, greater geocache is within reach - if the Virals are up to the challenge. But the hunt takes a dark turn when Tory locates the other box - a fake bomb, along with a sinister proposal from The Gamemaster. Now, the real game has begun: another bomb is out there - a real one - and the clock is ticking.

Jay Gardiner has given himself a fool’s errand—to find the remains of his deceased father in the Pacific Ocean off the coast of Monastery Beach. He knows it’s a long shot, but Jay feels it’s the only way for him to lift the weight of guilt he has carried since his dad’s death by suicide the previous year.

There's a burglar on the loose, and he's robbing houses with the help of a supersneaky, super-stinky, secret weapon. When this character comes sniffing around Slim's bachelor shack, Hank the Cowdog heads right into action. But does Hank have what it takes to save the day even after getting caught in the spray of some very unsavory artillery?

The pet show is about to start, and Ava can't find her cat. It's time to do some detective work. Ava, Clair, and Caleb are on the case!

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?

When the Aldens first arrive in Elbow Bend, they meet Kate Frances, who tells them all sorts of ghost stories about the town! The scariest tale is about a ghost dog who howls at midnight and appears to warn people of danger! The Aldens think it is just a story until they hear dogs all over Elbow Bend howling at midnight. Does the ghost dog really exist or is someone playing a trick on them? The Boxcar Children are determined to find out.

What’s Mac B.'s newest top-secret mission? Travel to Iceland and retrieve the ravens that were stolen from the Tower of London...before Britain is ruined. In Iceland, he discovers secret submarines, hungry polar bears, mysterious blueprints...and his old archnemesis! Is the KGB man behind this birdnapping? Can Mac get the ravens to safety? It's time for an epic top-secret smackdown between these two secret agents!

The boxcar children are trying to track down a dinosaur-bone thief! But another set of tracks in a cave leads to a whole new mystery....

Just when the perfect mystery arises, Simone goes missing. This sounds like a job for Tabitha the Undercover Moth!