Kids Science Fiction Action Adventure

The number one best-selling Magic Tree House series is ready to whisk you away through time with Jack and Annie! This time, meet famous explorer Leif Erikson and help save a narwhal! When the magic tree house whisks Jack and Annie to Greenland, they're not sure what time they've landed in, but they immediately know what their mission is: save a narwhal! Then, they meet a young hunter named Leif Erikson, and they ask for his help. But Leif has other ideas.... Track the facts with Jack and Annie in the nonfiction companion to this audiobook: Narwhals and Other Whales.

Risk-averse Greg Belmont is content with being ordinary. He's got a friend - that's right, just one - at his fancy prep school, and a pretty cool dad (even if he is obsessed with organic soaps that smell like a mix of salted pork and Icelandic bog). The problem is, Greg isn't ordinary... he's actually a fantastical Dwarf! He discovers the truth the day his dad brings home a gross new tea - one that awakens bizarre abilities in Greg. Then a murderous Bro-Troll kidnaps his dad and Greg is whisked away to the Underground, where Dwarves have lived for centuries right beneath Chicago.

Rafe and Jimmy, two misunderstood "troublemakers", are finally up to something good. They're in charge of a huge celebration of books and reading - but when a small issue snowballs into a big problem that threatens to derail the whole event, they need to work fast to keep things on track! And the best part? Rafe and Jimmy are joined by the funniest storytellers they know, including Jamie Grimm from I Funny, Jacky Ha-Ha, the Kidd family of Treasure Hunters, and super-genius Max Einstein - everyone's favorite characters from James Patterson's best-selling series for kids!

Twelve-year-old Jeff and genetically engineered spy dog Chipper are on the run from the mysterious and sinister organization known only as The Institute, with help from Harry, the summer guest at Jeff's aunt's fishing cabins. Due to a combination of bravery, luck, and some of Chipper's more useful modifications, they've managed to evade their pursuers so far. But The Institute is closing in and Chipper and Jeff will have to keep one step ahead if they want to stay alive.... Harry seems to have a plan to keep them hidden, but now even he seems to be acting suspiciously.

It’s not easy being a Remarkable in the Unremarkable world. Some things are cool—like getting a pet hellhound for your twelfth birthday. Others, not so much—like not being trusted to learn magic because you might use it to take revenge on an annoying neighbor. All Nic Blake wants is to be a powerful Manifestor like her dad. But before she has a chance to convince him to teach her the gift, a series of shocking revelations and terrifying events launch Nic and two friends on a hunt for a powerful magic tool she’s never heard of...

This third volume of My Father's Dragon has received a starred review in School Library Journal and is as fresh and original as the first.

A stand-alone sequel to My Father's Dragon, in which Elmer Elevator and the flying baby dragon help the king of the canaries find treasure.

After a perilous train ride, Rudolph joins Tony in the countryside where his family is enjoying a taste of life on a farm. They spend the week hiding from Tony's parents, exploring old farm buildings under the full moon, and even getting chased by a bull! But will their sneaking around be enough to keep Rudolph from discovery?

There's a hot new pizza joint in Bailey City and Mrs. Jeepers brings the kids there for a special treat. The castle-shaped building and medieval-style costumes on the waiters are fun, but when a rumble from the kitchen shakes the restaurant's foundations, the kids get suspicious. George, the owner, says his cook is temperamental and the earth-shaking fits he has are nothing unusual, but the kids are pretty sure the owner is St. George the dragon slayer and that his cook is a captive dragon. Can the kids uncover the truth before the disgruntled cook becomes a real problem?

After their scary adventure, Bex and Charlie have sworn never to play Monsters Unleashed again. Then Veratrum Games Corp releases a new augmented reality game featuring aliens instead of monsters, and the best friends just can't resist. After all, everyone loves it, even their science teacher, because it includes real star charts. But when they go to an observatory on a class trip, and open the game near a radio telescope, they get more than they bargained for: real aliens.

Ax is an Andalite, an alien, stranded on a strange planet he's sworn to defend, even though it's not his own. Since the Animorphs rescued him, he's fought at their side, and in that time they've come to consider Ax a friend. But deep inside, Ax knows he isn't their friend. He can't ever be. Andalites must always hold themselves apart, even from their allies. As the Animorphs' past actions start resulting in deaths of innocent people, however, Ax's loyalty is called into question. Now he must decide whether to reveal the reason for his estrangement - the shameful secret of his people.

Syd Chambers grew up on Earth with his human mother and barely remembers his alien father from Denza, who left on a mission when Syd was very young. After leaving Earth, Syd learned the truth of his father’s disappearance on the planet Ashfall—his father had died protecting a devastating secret about the history between humans and Denzans.

The girl doesn't remember a thing about her life, but the intricate tattoo on her arm is proof that she's from the Dragonfly Territories and that she's protected by the king. Which means a reward for Piper if she can get the girl home. The one sure way to the Territories is the 401, a great old beauty of a train. But a ticket costs more coin than Piper could make in a year. And stowing away is a difficult prospect - everyone knows that getting past the peculiar green-eyed boy who stands guard is nearly impossible.

After a botched escape plan from her boarding school, Abigail is stunned to discover the school is actually a cover for an elite spy ring called The Center, along with being training grounds for future spies. Even more shocking? Abigail's mother is a top agent for The Center and she has gone MIA, with valuable information that many people would like to have - at any cost. Along with a former nemesis and charming boy from her grade, Abigail goes through a crash course in Spy Training 101, often with hilarious - and sometimes painful - results.

Twelve-year-old Daniel, the new kid in town, soon learns the truth about his nice - but odd - new friends: one can fly, another can turn invisible, yet another controls electricity. Incredible. The superkids use their powers to secretly do good in the town, but they’re haunted by the fact that the moment they turn thirteen, their abilities will disappear - along with any memory that they ever had them. Is a memory-stealing supervillain sapping their powers?

Lucas and Clara search for Queen Tasha's missing emerald. On their exciting adventure, they travel to all the main attractions of Wrenly: Primlox (the island of fairies), Burth (the island of trolls), Crestwood (the island of dragons), Hobsgrove (the island of wizards), and the beautiful Mermaid's Cove. King Caleb has promised to reward the person who finds the precious stone, and Lucas and Clara are determined to search the entire kingdom until they find it!

When the 13th Classroom is struck by purple lightning, something strange happens - all of the students get superpowers! You might think this was superb, but it was not. (It was sorta silly.) With great gifts comes wild weather, giant roaches, atomic farts, and other tricky troubles. As the students of Classroom 13 are about to learn, getting superpowers is not always super.

As the new Great Father, the young baboon, Thorn, hopes to guide Bravelands to peace after a period of great turmoil. But a pack of rogue wolves lurks among the Great Herd, committing acts so evil they threaten to shatter that peace before it’s even begun. The animals of the Great Herd must once again unite to defend their home against those who would watch it burn.

When three Aussie cousins are accidentally transported onto the clouds, James really wants to go home; Billy wants to stay and Ruby’s stuck in the middle. Landing on Carnival Cloud, they team up with cloud kids, Floss and CJ, who warn them that Bully Boats and Pirate Clouds might stop them from getting home. Join the awesome fun, and thrilling adventures as they uncover this new frontier, Cloud Kingdoms.

The magic tree house whisks Jack and Annie to the Yosemite National Park in 1903. They are surprised to join John Muir and President Theodore Roosevelt on the most significant camping trip in conservation history!