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Make story time a little spookier with the #1 bestselling chapter book series of all time! Every visit to the magic tree house leads to a time-travel adventure! Jack and Annie are summoned once again to the fantasy realm of Camelot. There, Merlin the Magician tells them that the Stone of Destiny...

Books 7 and 8 of the New York Times bestselling Magic Tree House series! Sunset of the Sabertooth: The Ice Age is very cool…for two kids in bathing suits! Jack and Annie nearly freeze when the Magic Tree House whisks them back to the time of cave people and woolly mammoths. But nothing can...

No girls allowed at the Olympic Games! That's the rule when the Magic Tree House whisks Jack and Annie back to ancient Greece. But when Annie tells Jack to go to the games without her, he knows she's up to something. Will Annie find a way to see the games?...

When Elena discovers that she might not actually be a Time Keeper, and is instead a Midnight Warrior, she suffers from a deep identity crisis. Together with her best friend Patsy Goh, she once again travels back in time to her mother's teenage years, where she attempts to prevent her mother from...

A mysterious cosmic force the Ring of Fire has hurled the town of Grantville from 20th century West Virginia back to 17th century Europe, and into the heart of the Thirty Years War. With their seemingly magical technology, and their radical ideas of freedom and justice, the time-lost West Virginians have allied with Gustavus Adolphus, King of Sweden, to form the Confederated Principalities of Europe, changing the course of history in ways both small and large. 

Books 9 and 10 of the New York Times bestselling Magic Tree House series! Dolphins at Daybreak: It's sink or swim for Jack and Annie when the Magic Tree House whisks them off to the middle of the ocean. Luckily, they find a mini-submarine on a coral reef. Unluckily, they are about to meet a...

Evie couldn't be angrier with her mother. She's only gone and got married again and has flown off on honeymoon, sending Evie to stay with a godmother she's never even met in an old, creaky house in the middle of nowhere. It is all monumentally unfair. But on the first night, Evie sees a strange, ghostly figure at the window. Spooked, she flees from the room, feeling oddly disembodied as she does so. Out in the corridor, it's 1814, and Evie finds herself dressed as a housemaid.

Calling all explorers of God’s great stories! Join Peter, Mary, and their dog, Hank, in an adventure series from M. J. Thomas, author of the beloved The Secret of the Hidden Scrolls series, as they follow an ancient map to travel back in time to key moments in Biblical history. The Mystery of...

Liam O’Connor should have died at sea in 1912. Maddy Carter should have died on a plane in 2010. Sal Vikram should have died in a fire in 2026. But all three have been given a second chance - to work for an agency that no one knows exists. Its purpose: to prevent time travel destroying history.....

Penguin presents the unabridged, downloadable audiobook edition of TimeRiders: City of Shadows, Book Six in the TimeRiders series, read by Trevor White. Liam O'Connor should have died at sea in 1912. Maddy Carter should have died on a plane in 2010. Sal Vikram should have died in a fire in 2026...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! The magic tree house has returned and it’s taking Jack and Annie back in time to Alaska, 1925. There they meet Balto, a jet-black Siberian husky destined to save...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Titanic trouble! Jack and Annie are in for an exciting, scary, and sad adventure when the Magic Tree House whisks them back to the decks of the Titanic. Is there...

When Jack, Megan, and their friends stumble upon a secret chamber inside a Scottish mansion, they never imagine it will transport them halfway across the world—and over a century into the past! Suddenly, they're swept into the dusty streets of 1800s Kimberley, South Africa, surrounded by carnival chaos, diamond mines, and an encounter with a baboon. But not everything is as it seems. With their only way home tied to the mysterious doorbells they keep discovering, the kids must navigate this unfamiliar land, dodge danger, and place their trust in a stranger with a wild past and a heart of gold.

The beloved time-traveling trio returns! Ethan, Maya, and Leo discover the magical antique clock calling them to new adventures. Having learned confidence in Book 1, they now face leadership challenges that require guiding others through difficult situations.

A not even remotely heroic kid must save his current timeline from a genius supervillain in this first book in a hilarious and action-packed new middle grade series from New York Times bestselling author of the Spy School series, Stuart Gibbs. Middle schooler Johnny Day is not a good history...

Travel back in time in the magic tree house with Jack and Annie in this #1 bestselling series and meet the greatest warriors of all--the Romans! Then get whisked away and meet famous founding-father and inventor Ben Franklin! Warriors in Winter: We are warriors! Jack and Annie have met knights...

Don’t miss this epic, hilarious story of time travel, trouble, and twins who never quit, from the world’s #1 bestselling author, James Patterson. Twins Pew and Basket Church are this close to unraveling the final Church family mystery—if only the clues would stop slinging them through...

Bloomsbury presents Pablo and Splash: Viking Voyage by Sheena Dempsey, read by Nigel Pilkington and Hollie Taylor Time-traveling penguins Pablo and Splash board a Viking longship in this hilarious graphic novel audiobook, perfect for fans of Dog Man and InvestiGators. When Pablo and Splash tell...

Nine-year-old Billy is digging for buried treasure when he finds a wormhole in the garden! And to make matters worse, all sorts of people from the past begin to clamber through it. Now Billy – aided by his pet dog, Shakespeare – is in a race against time to close the wormhole and round up...

In Gideon the Cutpurse, an accident with an anti-gravity machine catapulted Peter Schock and Kate Dyer back to 1763. Now a bungled rescue attempt leaves Peter stranded in the 18th century whilst a terrifying villain, The Tar Man, takes his place and explodes onto 21st century London. Concerned...