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Just when things seem to be getting back to normal, Janie is faced with another big problem: The secret medallion is missing! Who could have taken it? And how will she get it back? Janie can't be the first Bearer of the Medallion to lose the one thing she was to protect above all else.... can she?

On his 12th birthday, Al Chaudhury receives a letter from his dead father. It directs him to the bunker of their old house, where Al finds a time machine (an ancient computer and a tin bucket). The letter also outlines a mission: travel back to 1984 and prevent the go-kart accident that will eventually take his father's life. But as Al soon discovers, whizzing back 30 years requires not only imagination and courage, but also lying to your mom, stealing a moped, and setting your school on fire - oh, and keeping your pet hamster safe.

Sabrina non lo ha chiesto è un romanzo scritto a quattro mani da Nelson e Letizia Bova, padre giornalista e figlia adolescente, pubblicato da JAR Edizioni. L'origine della storia si perde nelle favole raccontate prima di dormire dal padre alla piccola Letizia, frutto dei miti e dei ricordi elaborati e romanzati della sua gioventù; favole delle quali la bambina diventava protagonista, rielaborate qualche anno più tardi alla luce del confronto tra una "giovane d'oggi" e un uomo maturo sui temi delle nuove tecnologie, di Internet e delle modificazioni delle relazioni reali e virtuali tra le persone.

Was passiert, wenn ein dreizehnjähriger Schüler entdeckt, dass er die Zeit anhalten kann? In diesem Science-Fiction-Jugendbuch geht es um Florian, den alle nur Copy-King nennen, weil er zu faul ist, seine Hausaufgaben zu machen und immer von den anderen abschreibt. Doch als er diese unglaubliche Fähigkeit bei sich entdeckt, die Zeit manipulieren zu können, ändert sich plötzlich alles, aber bald wird auch klar, dass diese Gabe nicht ohne Nachteile ist.

16-årige Nasrin møder den dreng, der reddede hendes liv da hun var lille. Han kan bare ikke huske hende, og han er ikke blevet ældre i de syv år der er gået. Nasrin ønsker desperat at forhindre noget i fortiden. Spørgsmålet er om man kan ændre noget, der allerede er sket.

I dette bind af Spektrum-serien følger vi Pi, der sammen med sine venner forsøger at opklare og finde årsagen til tidsrejserne. Hvorfor er netop de blevet udvalgt, og hvem satte det i gang? Ovenikøbet har de alle fået en overnaturlig evne, og sammen prøver de nu at holde fokus og få styr på den enkeltes nyvundne kraft og dens rækkevidde - hvilket for nogle af dem bliver fatalt.

Después de recibir un misterioso mensaje, Niko recorre un nuevo camino para ir al instituto y descubre una casa que no había visto nunca antes. La resolución de un enigma le permite entrar en lo que resultará ser un extraño lugar donde nacen universos, hay un gato que aparece y desparece, y es posible teleportarse.

Seven year old Monica wants to be, as she puts it, "old". Around 25 or even 27. She would be wealthy and free of the witch who wants to take her away on Monday. Her friend David decides he’ll do everything in his power to make her dreams come true. With the aid of his cat Susie they embark on a quest to stop Monday from happening and to take Monica into the future. Will they succeed and who will they meet on their way?

Grupka przyjaciół, mała miejscowość. Nudne wakacje zamieniają się w coś niezwykłego, gdy Kaśka znajduje niebieski kamień. Początkowo ma on ozdabiać parapet, z czasem okazuje się, że potrafi spełniać życzenia. Można za jego pomocą wyczarować wspaniałe przyjęcie w środku lasu, przenieść się w okamgnieniu na drugi koniec Polski, albo odbyć niezwykłą podróż do XVII wieku, po to by rozwiązać zagadkę i poznać tajemnicę sprzed wieków.

Grönland! Anne und Philipp retten die Narwale. Wellen branden an das steinige Ufer der Bucht, in der das magische Baumhaus gelandet ist. Umgeben von Eisbergen erkunden Philipp und Anne die arktische Landschaft. Dabei sehen sie sogar echte Narwale - die geheimnisvollen Einhörner der Meere. Doch plötzlich greifen Killerwale an. Ein Narwal-Junges wird dabei von seiner Familie getrennt und schwimmt in eine Sackgasse. Philipp und Anne müssen es retten! Was sie nicht ahnen: Ein Wikinger will den Kleinen mit seinem Speer erlegen.

Hilfe, Spione! Das magische Baumhaus bringt Anne und Philipp ins alte Rom. Ein geheimnisvoller Reiter verrät den Geschwistern, wie sie in ein Militärlager kommen. Dort probieren sie Rüstungen an und werden prompt für echte Soldaten gehalten. Als das Missverständnis auffliegt, erzählen Anne und Philipp von dem Reiter. Schnell scheint klar: Er muss ein Spion sein! Anne und Philipp werden vor Kaiser Marcus Aurelius geführt - und entdecken, dass der vermeintliche Spion niemand anderes als der Kaiser selbst ist.

Palmen, glitzernder Sandstrand und leuchtend blaues Meer! Sind Philipp und Anne mit dem Baumhaus etwa ins Paradies gereist? Da erblicken die beiden plötzlich ein gigantisches Schiff am Horizont. Die Fregatte mit der schwarzen Flagge steuert direkt auf sie zu. Noch ahnen Philipp und Anne nicht, wer an Bord ist: Piraten auf Schatzsuche.

"Manno, wie gern würde ich mal einen echten Gladiatorenkampf sehen!", seufzt Oskar, während er und sein Freund Kokosnuss in einem spannenden Comic über das Alte Rom schmökern. Matilda versteht überhaupt nicht, was die Drachenjungen immer am Kämpfen finden, aber dann lässt sie sich doch zu einer Laserphaser-Zeitreise ins Alte Rom überreden. Sie landen in einem Wald vor den Toren Roms, wo sie einen entlaufenen Sklaven treffen. Noch während der Sklave ihnen seine Geschichte erzählt, werden sie von den Häschern des Kaisers gefangen genommen und in die Gladiatorenschule gesteckt.

Venezia. Su uno dei ponti del sestiere di Cannaregio due ragazzine si scontrano: hanno entrambe un appuntamento da rispettare, sono di corsa, ma l'incontro diventa subito un'occasione per essere curiose l'una dell'altra, per scambiarsi opinioni, per raccontarsi chi sono. Eppure c'è qualcosa che le rende molto particolari. Sì, perché Mirtilla e Nina appartengono a due «tempi» diversi: Nina è nostra contemporanea, Mirtilla viene dalla seconda metà del Cinquecento ed è arrivata nella Venezia di oggi grazie a una piega dello spazio-tempo.

One minute Qwerty Stevens is researching a last-minute report on the internet, and the next minute Benjamin Franklin is sitting on his bed! Thanks to the Anytime Anywhere Machine hooked up to his computer, Qwerty has snatched Franklin from July 4, 1776, the very day the Declaration of Independence was signed. Qwerty and his best friend, Joe, realize they have to get Franklin back in time for the signing, and they can't resist seeing it with their own eyes. Can the boys make sure the Declaration gets signed like history says it should? And can they make it back home?

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.

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.

From the million-copy-selling author of The Roman Mysteries comes a nail-biting time-travel adventure in Roman London - where past meets present. Billionaire Solomon Daisy is obsessed with the skeleton of a blue-eyed girl from Roman London. He has managed to invent a time machine so that he can go and find her, but it's estimated that for each hour spent in the past, the time traveller's life will be shortened, so Solomon recruits a potential child time traveller: Alex Papas, a 12-year-old boy who knows a smattering of Greek and Latin.

When George finds a way to escape the spacecraft Artemis, where he has been trapped, he is overjoyed. Surely now he can return to Earth. But when George touches down, he knows immediately that something is wrong. There’s a barren wasteland where his home town used to be, intelligent robots roam the streets, and no one will talk to George about the Earth that he used to know. With the help of an unexpected new friend, can George find out what - or who - is behind this terrible new world, before it’s too late?

Secrets, spies or maybe even a monster... What lies in the heart of the wood? Charlie, Dizzy and Johnny are determined to discover the truth, but when night falls without warning they find themselves trapped in a nightmare. Lost in the woods, strange dangers and impossible puzzles lurk in the shadows. As time plays tricks, can Charlie solve this mystery and find a way out of the woods? But what if this night never ends? A timeless novel for anyone who’s ever felt lost.