Nature Mysteries

Capitol City's Natural History Museum is haunted—or at least that's what someone wants people to think. But Wilson Kipper, son of the museum's head paleontologist, knows better. When the mysterious occurrences go from spooky to dangerous, the museum is forced to close its doors. Can Wilson and his friends get to the bottom of things, or will the Natural History Museum be closed for good?

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....

It's summertime, and the weather on Hank's West Texas ranch is hot and dry. So dry, in fact, that everyone is on the lookout for prairie fires. So Hank bravely adds the title of Head of Fire Safety to his already impressive list of responsibilities and gets to work. But patrolling for fires is dull, and it's hard to do on an empty stomach. Despite the distractions - desperate hunger, a cruel trick at the hands of Pete the Barncat - Hank somehow manages to stay focused on the job at hand.

It's a dark day for Hank the Cowdog. First, Loper invites Hank's archenemy, Plato the Bird Dog, over for some quail hunting on the ranch. Then Beulah, the collie of Hank's dreams, snubs him in favor of watching Plato in action. But when Beulah finds herself caught in the clutches of a ruthless cannibal, Hank knows there's only one dog tough enough to save her...and it isn't a bird dog.

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!

When there's a bank robbery in the country village where Djuna lives, and one of his dog's best friends gets shot in the escape, the boy makes up his mind he'll find out who did it. His chum and his dog, Champ, are in on the hunt, and two heads and a keen nose are better than one. The boys remember something queer they noticed about a truck with a covered load that passed them on the road when they were going fishing.

On a tip from Pete the Barncat, Hank the Cowdog and his faithful second-in-command, Drover, go in search of the fabled pot of chicken at the end of the rainbow. But before they can find it, Rip and Snort find them. There's only one way out - Hank challenges the coyote brothers to the Deadly Ha-Ha Game.

The Boxcar Children are spending their vacation on a farm. They learn to do everything from milking cows and making homemade jam to raising a barn. Then one day they spot a beautiful horse locked up in a stable. Who is the mystery horse? And why is it hidden?

Twelve-year-old Epic McDade isn't ready for middle school. He'd rather help out at his family's dog-friendly bed-and-breakfast all summer or return to his alternative elementary school in the fall, where learning feels safe. But change comes in all shapes and fur colors. When Carmelito, California, is named America's number one dog-friendly town, all the top dogs and their owners pour into Epic's sleepy seaside neighborhood for a week of celebration.

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

This bundle includes Basil of Baker Street, Basil and the Cave of Cats, Basil in Mexico, and Basil in the Wild West.

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?

Hank and Drover have just hitched an accidental ride into town in the back of Slim's pickup, and boy, are they excited! But the excitement turns to drama when Drover mysteriously disappears! Can Hank track down his faithful sidekick before it's time for Slim to head back to the ranch? Or is he off on a wild goose chase?

It's roundup time, and Hank the Cowdog is ready to strut his stuff. So what's Benny - a world-class cattle dog with the papers to prove it - doing at the ranch? As Head of Ranch Security, Hank knows it's his job to find out. But what Hank learns isn't easy to swallow. Benny has been brought in to take his place in the roundup!

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!

Sometimes a busy businessmouse like me needs a nice, relaxing vacation. But every time I tried to get away, disaster struck! By the time I finally tore myself away from The Rodent's Gazette, all the good trips were booked up. I found myself stuck in a flea-ridden old hotel, sharing a room with a bunch of Gerbil Scouts!

Hank is in real trouble this time. Loper and Sally May's relatives are coming for Christmas dinner, and Sally May has been working to get the entire ranch in order - including preparing for the Christmas feast. Unfortunately, when she discovers that the turkey she bought has met a terrible end, she pins the blame on Hank! Is he the guilty party, or have more sinister forces been at work to frame him for the crime?

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.

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.

Now that Snip the cat is gone (but hardly forgotten), the classroom animals of the Midnight Academy are ready for things to get back to normal at the McKenna School. After all, protecting nutters (students) and lankies (teachers) is an around-the-clock job! When a rare coin and a strange code are uncovered in the school, Malcolm and the academy have another mystery on their hands.