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The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Hold your horses! Jack and Annie must find four secrets of greatness for Merlin the magician. To start, they travel back in time to meet Alexander the Great. He should...

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...

Otto and Sheed are the local sleuths in their zany Virginia town, masters of unraveling mischief using their unmatched powers of deduction. And as the summer winds down and the first day of school looms, the boys are craving just a little bit more time for fun, even as they bicker over what kind of fun they want to have. That is, until a mysterious man appears with a camera that literally freezes time.

Arabella Twigg is a very ordinary girl–the sort of girl no-one really notices. She lives with her peculiar family and her horrid brother, Tom. Strange things happen to her when Mrs.Osborne, her teacher, gives her homework. She has to find out all she can about the Aztecs.

Fifteen wonderful tales of adventure, science, magic, monsters and time travel – featuring all fifteen Doctors – are waiting for you in this very special Doctor Who volume. Includes a bonus story starring the Fourteenth Doctor (and a very familiar foe), and a brand-new, very exciting and very exclusive, new tale that will feature the Fifteenth Doctor.

An absolute delight of a madcap story for the young (and young-at-heart) by New York Times bestselling author Neil Gaiman, with equal parts pirates and piranhas, adventure and aliens, oddity and love. ""I bought the milk,"" said my father. ""I walked out of the corner shop, and heard a noise...

April, Henry, and Toad have finally found April and Toad's father, Professor Abner Jefferson. He's hiding in a barn in Boston, Massachusetts, and the Revolutionary War is about to start! But April and Toad can't even think about getting their father home to modern-day New York... yet. Because right now, there's a man named Paul Revere roaming about, and he needs to take a very important ride. Can the three kids find the missing pieces to the puzzle... or will they be stuck in history forever?

New York City is experiencing the hottest summer on record. Eleven-year-old Arcade Livingston can't keep his cool after receiving this suspicious warning atop the Empire State Building: Things will heat up in all areas to test your mettle. In no time flat, Arcade is tested like never before to use the Triple T token's powerful ways to outsmart a bully, find a place for his best friend to live, and spy on some pesky villains from the 1900s.

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.

Brought to you by Puffin. Sarah Jane doesn't know who she is any more. She's applied for a job as a secretary at a run-of-the-mill office, with just one other co-worker. He’s nice enough. A little strange, a little charming, clearly an innovator. For a snappy dresser, though (Sarah loves the...

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 Pablo and Splash tell their cheeky friend Benji about the Vikings and their impressive longships, Benji is desperate to steal a time machine to go plundering for treasure with those ancient warriors. Our intrepid time-travelling heroes Pablo and Splash must get to Viking-era Ireland in time to warn the monks about the imminent invasion - and make their own mark on 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...

Sunil is bored. Very bored. Whilst home alone, he accidentally breaks his grandfather's most prized possession and must scramble for a way to fix it. Alex, his eccentric next-door neighbour, has an unusual solution to his problem – a time machine! Soon, Sunil is visiting the freezing, icy depths of Antarctica as a stowaway on a stranded ship and the heart of London to meet famous astronauts – all while trying to stay away from a mysterious man with a particularly suspicious pet kiwi…

In the second Chronicle of Gobi Snotslinger, Charlotte and Isabella, are once again transported back to Viking times, where they meet up with their Viking cousins, Danfrey and Jackthor, and receive an unexpected invitation to visit Asgard...

Ten-year-old Chase is the descendant of an ancient family entrusted with recording a forgotten, impossible world. Gifted with the ability to teleport into a parallel universe shaped by his ancestors’ collective memory, Chase is not alone—he’s joined by Oliver, another Map Keeper. Now in their second year of adventures, the boys find their journey bound to a mysterious child named Buggy Bug—a boy born from his dead father’s body in a snake-infested mountain, then captured and held hostage by the Emperor as leverage against his banished tribe.

In this high-stakes duology closer from New York Times bestselling author Margaret Peterson Haddix, Maisie finds out she's the last Moonleaper—unless she can figure out how to change past events to secure the Moonleapers' legacy. After successfully completing her first official mission as a...

Eso es exactamente lo que le sucede a Rulas, uno de los mejores youtubers de fútbol. Junto a su ingeniosa amiga Cubi y su travieso e inseparable conejillo de Indias, Gominolo, se embarcan en una misión increíble para salvar el fútbol y devolver sus recuerdos al mundo. Con la ayuda de una asombrosa máquina del tiempo, Rulas viajará a los partidos más importantes de la historia para intentar recuperar todos esos grandes momentos.

Cuando los hermanos Casey y Kiley se reencuentran con su amigo alienígena Tuttle—un ave robótica y observador de una civilización avanzada conocida como los Monitores—son transportados al condado de Trinity en pleno apogeo de la Fiebre del Oro de California. Lo que comienza como una misión para observar el impacto ambiental de la minería temprana se convierte rápidamente en una peligrosa operación de rescate cuando empiezan a desaparecer niños de la zona.