Nature Mysteries

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?

Dustin and Ash finally head out on their long-awaited honeymoon adventure in the breathtaking Ozarks National Forest. An adventure that's about to turn deadly. As the newlyweds set their sights on conquering the Wahzhazhe Summit, they cross paths with local Sasquatch expert, Chelsea Buckley, PhD, and her radical theory of cryptids and their elusive nature. Before they know it, the honeymooners find themselves drawn into a bizaare mystery—and a terrifying encounter with a local legend. And when Dustin disappears, Chelsea's theory may hold the only key to his survival. The Ozark Howler is ...

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!

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?

When the Aldens hear that Mr. Wood's cat Spotzie is missing, they immediately help out by putting up "LOST CAT" posters and going door-to-door with a photograph of the cat. But along the way, they meet some strange characters, receive frightening phone calls, and even find a cat that looks just like Spotzie - but is it? It seems that the more they search, the more mysterious the mystery becomes!

When Mia moves to Vermont the summer after seventh grade, she's recovering from the broken arm she got falling off a balance beam. And packed away in the moving boxes under her clothes and gymnastics trophies is a secret she'd rather forget. Mia's change in scenery brings day camp, new friends, and time with her beloved grandmother. But Gram is convinced someone is trying to destroy her cricket farm. Is it sabotage or is Gram's thinking impaired from the stroke she suffered months ago?

Join the legion of fans who have made Erin Hunter’s Warriors series a bestselling phenomenon. More thrilling adventures, epic action, and fierce warrior cats await in Warriors #5: A Dangerous Path.

Nick Slate, in order to protect his father and little brother, reluctantly must help the Accelerati complete Tesla's great device. Their power-mad leader wants nothing less than to control the world's energy - but there are still three missing objects to track down. Nick's friends can't help him, as they are spread across the globe grappling with their own mysteries - with Vince in Scotland, Caitlin and Mitch on their way to New Jersey, and Petula's whereabouts unknown.

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.

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 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 must find a way to solve many mysteries, and all before 5:00 p.m. on Tuesday! Strange things are happening in Greenfield where the Boxcar Children live. Stray cats and dogs appear on doorsteps, but the animal shelter is forced to close, and a nice old woman disappears. Henry, Jessie, Violet, and Benny are very worried about Mrs. Newcombe. Is she in danger? Who are the strange men lurking around her house?

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

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!

The Aldens are helping out at the Greenfield Ice Cream Barn. They are learning to make ice cream and creating some new flavors. But they soon notice that the ice cream isn’t the only thing getting mixed up at the Ice Cream Barn. It appears that someone wants to shut the shop down! Can the Boxcar Children sort out this sticky mess before the Ice Cream Barn gets licked?

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.

Samantha Moon figured her daughter's birthday would be nice and normal, not usher in a magical apocalypse. Amid the frequent chaos in her life, Sam has learned to take comfort in the boring moments. She's one of the few people who doesn't mind a long day in the office. So when Paxton's fourteenth birthday rolled around, she expected it would be cute, innocent and full of unicorn-themed stuff. An actual unicorn, though? Not so much. What's an immortal psychic vampire to do when a creature of fable decides to crash in their backyard? Sam has no idea. However, it soon becomes apparent that the...

Hank makes a foolish bet with his archenemy, Pete the Barncat, that he can catch the Lumberpile Bunny. He loses the wager, his job, his pride, and even his gunny sack bed under the gas tanks. Hank begins to plot revenge. He must dispose of the cat. That sounds simple. But without Pete, Hank discovers scrap time has lost all its joy and meaning.

A lovable dog helps his human girl solve a mystery. Thor has been accused of wrecking Mr. Gary’s yard, knocking over trash cans, eating the vegetables out of the garden, and pooping. But King and Kayla, with the help of some other neighbors, are determined to clear his name, using a wide variety of familiar and new detecting skills. With simple, straightforward language and great verbal and visual humor, the King & Kayla series from Geisel Honor Award-winning team Dori Hillestad Butler and Nancy Meyers is perfect for newly independent readers.

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?