Nature Mysteries

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.

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....

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.

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?

Our fluffy, fearless young detectives are back out sleuthing, because there's a new cage in the yard, and the Chicken Squad is determined to figure out just who this new addition is. Because whatever it is, it's definitely up to no good. So, equipped with the latest surveillance gear - which apparently includes copious amounts of marshmallows - the chicks venture into the wild to get answers. Let's just hope they can beat that giant rain cloud that's closing in - because everyone knows that chickens can't swim!

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?

It is five days until Christmas, and Winston has a Very Curious Mystery to solve. He has hazy rememberings of another mouse, and he just knows that someone very important to him is lost. After promising Oliver that he will be back in time for Christmas, no matter what, Winston sets out on an exciting round-the-world adventure to find the missing mouse, helped along the way by wonderful old friends and delightful new ones, too.

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.

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?

It all starts with a school essay. Twelve-year-old Gratuity “Tip” Tucci is assigned to write five pages on “The True Meaning of Smekday” for the National Time Capsule contest, and she’s not sure where to begin: When her mom started telling everyone about the messages aliens were sending through a mole on the back of her neck? Maybe on Christmas Eve, when huge, bizarre spaceships descended to Earth, and aliens - called the Boov - abducted her mother?

Gordon Korman knows the types of books kids like to read, considering he published his first novel at the ripe old age of 12. Since then, his unique brand of offbeat humor has helped him become a New York Times best-selling author. In this third tale featuring Griffin “The Man with the Plan” Bing, a tough new principal gets on Griffin’s last nerve, and the feeling is mutual. When a valuable ring is stolen from a school display case, Griffin realizes he’s been framed for the crime.

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!

Learn how fossils teach us about dinosaurs.

It's all fun and games until somebody ends up in the pound. It's been a busy few days for the Head of Ranch Security, what with routine patrols and not-so-routine combat with headless monsters. When the dust settles, Hank decides to take a break from duty and visit his sister in town.

Honey Santana, impassioned, willful, possibly bipolar, self-proclaimed "queen of lost causes", has a scheme to help rid the world of irresponsibility, indifference, and dinnertime sales calls. She's taking rude, gullible Relentless, Inc., telemarketer Boyd Shreave and his less-than-enthusiastic mistress, Eugenie, into the wilderness of Florida's Ten Thousand Islands for a gentle lesson in civility. What she doesn't know is that she's being followed by her Honey-obsessed former employer.

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.

Didi Dodo, the heroic spy, and Koko Dodo, the cookie chef, are off to solve another kooky caper! In Double-O Dodo, Koko has a big problem: His trusty assistant, the Queen, has been kidnapped! Over a frantic phone call, she tells Koko that she’s been kidnapped by a human, which is preposterous - everyone knows that humans aren’t real! Luckily, Didi is on the case. Her plan: To go undercover at the Humanland amusement park to find the Queen.

Bowser is a dog detective on the loose, paired with an 11-year-old girl, Birdie. Bowser and Birdie live on the Louisiana coast with Birdie's Grammy. When a prize stuffed marlin is stolen from Grammy's bait and tackle shop, Birdie and Bowser decide to take on the case. But what looks like a straightforward break-in soon becomes as tangled as a tourist's fishing line.

Life innovates constantly, producing perfectly adapted species—but there's a catch. Many animals and plants eke out seemingly unremarkable lives. Passive, constrained, modest, threatened. Then, in a blink of evolutionary time, they flourish spectacularly. Once we start to look, these 'sleeping beauties' crop up everywhere. But why? Looking at the book of life, from apex predators to keystone crops, and informed by his own cutting-edge experiments, renowned scientist Andreas Wagner demonstrates that innovations can come frequently and cheaply to nature, well before they are needed.

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!