Nature Mysteries

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.

King, Kayla, Mason, and Asia are playing in the snow. Later, Asia discovers her new gold ring is missing. What happened to it? What does Kayla know? 1. Asia’s ring is missing. 2. It was on her finger when she came over. 3. It’s not in the cushions, on the table, in the drain, or outside. What does King know? There’s a crow outside. Crows like shiny things. How will they solve the mystery?

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!

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.

Love doesn't come easy. Duped by Drover, mocked by Pete the Barncat, and busted yet again by Sally May, the Head of Ranch Security decides it's time for a break from the grueling daily grind. Heading into the wild outback, Hank goes in search of his true love, the charming Miss Beulah.

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?

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.

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.

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.

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!

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!

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?

Get ready for laughs when you listen to these excerpts from ten of Hank's stories. Performed in the style of an old-time radio show, complete with sound effects and a unique voice for each character! You will hear Hank as he bargains for a priceless corncob, learns about manners from Wallace the Buzzard, runs into Rip and Snort the coyote brothers, taunts a raging rottweiler, gets into trouble with Sally May the rancher's wife, and more!

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?

There's been a brutal murder on the ranch, and it's up to Hank the Cowdog, Head of Ranch Security, to conduct the investigation. The only problem is no one's talking. After a dangerous fact-finding mission, Hank thinks he knows who the guilty party is.

Twins Bradley and Brian Pinto are getting ready to celebrate Mother's Day by treating their mom to a show by Hypo, the world's greatest hypnotist. Brian hopes that if Hypo can hypnotize his mom into loving ducks, then she will let him raise ducks in their backyard. But when the Pinto family gets home from the show, the twins' mom starts acting strange. She splashes in the bathtub for hours, she leaves corn kernels all over, and - could it be? - she quacks!

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?

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.

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 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?