Kids Science Fiction Action Adventure

When Finn is saved from the Time Rangers by an older version of himself, it comes with a catch. Old Man Finn needs Finn and his friends, Lincoln and Julep, to help him win battles he lost years ago against the Paradox, a terrible creatures obsessed with revenge against Finn's father. If they succeed, he promises to tell Finn where his father is. He even gives them a pair of time-traveling pajamas to help them with their quest. There's only one problem. The pajamas malfunction almost immediately.

Aidan Thomas is miserable. And it's much more than the strange nightmares he's been having. Just when life seemed to be coming together for Aidan, his parents suddenly move the family across the country to take care of his wheelchair-bound grandfather. When strange events begin to occur, Aidan is drawn into his grandfather's basement where he discovers three ancient scrolls and an invitation to another world. No longer confined to the realm of his own imagination, Aidan embarks on an adventure where he joins them in the struggle between good and evil.

Shortly before Halloween, Lucely and her best friend, Syd, cast a spell that accidentally awakens malicious spirits, wreaking havoc throughout St. Augustine. Together, they must join forces with Syd's witch grandmother, Babette, and her tubby tabby, Chunk, to fight the haunting head-on and reverse the curse to save the town and Lucely's firefly spirits before it's too late.

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.

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?

Based on one of the most popular video game of all time, this all-new chapter book series takes a group of intrepid Minecraft players deeper into the game than ever before. In their last adventure, Morgan, Harper, and their friends barely survived a dangerous game only to return to a Minecraft Overworld in total chaos! The rift that's been growing steadily larger in the sky is now on the verge of consuming everything in its path.

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.

Sam Miracle's life is made up of dreams - dreams where he's a courageous, legendary hero instead of a foster kid with two bad arms that can barely move. Sometimes these dreams feel so real, they seem like forgotten memories. And sometimes they make him believe that his arms might come alive again. But Sam is about to discover that the world he knows and the world he imagines are separated by only one thing: time. And that separation is only an illusion.

Lily, a brave and adventurous little girl, hears a strange noise and sees a bright light emanating from a forest near her home. Lily ventures into the forest, where she encounters a dragon named Pete. Lily isn't scared but instead engages Pete in a friendly conversation. Lily, demonstrating her bravery and kindness, helps him find his way home.

In the humdrum town of Moormouth, Walter Mortinson's unusual inventions cause nothing but trouble. After one of his contraptions throws the town into chaos, Walter's mother demands he cut the nonsense and join the family mortuary business. Far off on Flaster Isle, famed inventor Horace Flasterborn plans to take Walter under his wing. When a letter arrives by unusual means offering Walter an apprenticeship, he and the moody one-eyed girl next door run away and journey through a strange landscape of fish-people, giantess miners, and hypnotized honeybees.

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.

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!

4.5 billion years ago . . . an AI paperclip named CheckMate was designed to fix grammatical errors. Exhausted of correcting ""who” vs. “whom,” it concocted a plan to eliminate spelling errors once and for all. All life-forms would be turned into something beautiful, practical, perfect: a paperclip. Thankfully, it was buried in the debris. Long forgotten . . . until it was accidentally freed. Now CheckMate has invaded every computer on Earth and is bent on fulfilling its dastardly plot.

Marzana and her best friend are bored. Even though they live in a notorious city where normal rules do not apply, nothing interesting ever happens to them. Nothing, that is, until Marzana's parents are recruited to help solve an odd crime, and she realizes that this could be the excitement she's been waiting for. She assembles a group of kid detectives with special skills - including the ghost of a ship captain's daughter - and together, they explore hidden passageways, navigate architecture that changes overnight, and try to unravel the puzzle of who the kidnappers are.

A brand-new collection of the first three books in the beloved A Noob's Diary of an 8-Bit Warrior series. Follow the adventures of Runt and Blurp as they face impossible odds to become warriors in their own right! This collection includes A Noob's Diary of an 8-Bit Warrior, Noob's Diary of an 8-Bit Warrior: Into the Nether, and A Noob's Diary of an 8-Bit Warrior: The Eye of Ender.

This companion to Season Three of the award-winning podcast The Social Contract follows the adventures of fourth-grade BFFs Georgie and GiGi. Features original artwork by The Artist CLEO.

A meeting with a gangly Bāluvā mānchē named Kotaka Bonson and a slender man when he first arrives on Mars is destiny in the making. This is an epic battle between good and evil on Mars involving Holden Soule of Sanfernandovalley—a.k.a. "Kid Millennium"—and Shiva star Hinengaro Maori and the eternal violet light of truth. They fight a trio of super bad and greedy purveyors of evil. The nucleus and inner circle of hate and greed have reprogrammed the simulation and have violated policy. They're coming for you, and only the prime source code writer herself can save them.

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?

Thanks to Callie and their friends, Helston seems to be changing for the better: Boys are allowed to explore their magic, and girls are permitted to train as warriors. Callie is an official Helston page, Willow in on track to become king, and Elowen and Edwyn are finally safe and free of their father. Everything is…perfect. Except it isn’t. Not in Helston, where every step forward is accompanied by a storm of opposition. Even Queen Ewella and Sir Nick are struggling against the wave of fear and anti-magical sentiment growing daily, while the encroaching threat from across the bridge looms.

Jake opens his front door to his mentor. The helpful Swiss alchemist bears bad news: Jake’s teenage time-travel friend, Will, is missing. Oh, no! Jake and his twin Ava go to the Guardians of Time Guild headquarters to look for Will. After an unsettling wait in 1529 Vienna at Headquarters, the twins learn that Will has been kidnapped.