Science Fiction Time Travel

Critically acclaimed author Margaret Peterson Haddix continues her best-selling Missing series with Sent. Just as best friends Chip and Jonah discover they're actually children kidnapped from history, they get sent back to their proper time period. Now in the 15th century, Jonah realizes he's Edward V, the king of England, and Chip is his younger brother Richard, the Duke of York. Both boys know they need to find a way home fast, because they know their history - Edward and Richard were murdered.

The time loop is coming to an end. With limited restarts remaining, Zorian and his allies must redouble their efforts to discover how they can prevent the release of an ancient primordial being once the time loop expires and they are returned to the real world—where choices can’t be undone.

Arabella Twigg is a very ordinary girl living with her extraordinary family. She loves her Gran, but tries to avoid her brother, Tom, who is always trying to get her into trouble.

Arabella Twigg is a very ordinary girl living with her peculiar family. Her life is quite boring–until strange things begin happening to her.

A cave-diving expedition gone wrong. Oh so wrong. But there just might be a few perks... When a hidden portal opens into a prehistoric world, it's up to me, Professor Jake Montblanc, to save my all-girl college class from extinction. With danger lurking in the jungle and survival on the line, what am I supposed to do with twelve horny college babes? Protect them. Build them shelter. Make them as happy as possible.

A long time ago in the future, the secret of time travel became known to all. Unsurprisingly, the world nearly ended. There will always be idiots who want to change history. Enter the Time Police. An all-powerful, international organisation tasked with keeping the timeline straight. At all costs. Their success is legendary. The Time Wars are over. But now they must fight to save a very different future - their own. This is the story of Jane, Luke and Matthew - the worst recruits in Time Police history. Or, very possibly, three young people who might change everything.

For a policeman, there can be few things worse than a serial killer loose in your city. Except, perhaps, a serial killer who targets coppers, and a city on the brink of bloody revolution. For Commander Sam Vimes, it all feels horribly familiar. Caught on the roof of a very magical building during a storm, he's found himself back in his own rough, tough past without even the clothes he was standing up in when the lightning struck. Living in the past is hard, especially when your time travel companion is a serial killer who knows where you live.

Contains The Expansion (book one) and The Upheaval (book two) of the Legend of the Arch Magus series. An Arch Magus dies, only to find himself in the body of a young man in a medieval kingdom. He finds out that he is the second son of a Duke, exiled to a desolated town by his own family. Shackled by the notorious reputation of his new shell, he tries his best to develop his domain, implementing new policies and innovations, leading his subjects to prosperity. In this world where magic is undeveloped, he shall once again pave a new path.

After a devastating storm kills her family, Harper Close is suddenly whisked away to an alternate reality in which they're still alive—but don't remember her. With the rare chance to change fate, can Harper prevent a tragedy? With time slipping away, Harper faces a daunting task: to convince her family and the skeptical townsfolk of the need to prepare for the impending disaster, even while evading a menacing figure from the town's mysterious past, who is determined to kill her.

The folks in Mike Erikson's small New England town would say he's just your average, everyday guy. And that's exactly how Mike likes it. Sure, the life he's chosen isn't much of a challenge to someone with his unique gifts, but he's content with his quiet and peaceful existence. That is, until an old friend presents him with an irresistible mystery, one that Mike is uniquely qualified to solve.

In a small back alley of Tokyo, there is a café that has been serving carefully brewed coffee for more than 100 years. Local legend says that this shop offers something else besides coffee - the chance to travel back in time. Over the course of one summer, four customers visit the café in the hopes of making that journey. But time travel isn’t so simple, and there are rules that must be followed. Most important, the trip can last only as long as it takes for the coffee to get cold.

It's sink or swim for Jack and Annie when Magic Tree House whisks them off to the middle of the ocean. And that's just the beginning....

A devastating attack by the lich Quatach-Ichl has left Zorian and Zach reeling as their remaining restarts tick away. As they recover, they make preparations for their final confrontations with Red Robe, the lich, the primordial being, and the invaders—all within the shadow of a question they can’t answer: can Zorian and Zach both survive outside the time loop? When the time loop is broken, sacrifices will be made, bonds will be tested, and trust will be more important than any magical skill or power—and even then, success is not guaranteed.

Mushu is a small dog, apparently helpless. She is anything but. She is resourceful, clever, and has the memory of a thousand previous lives to help her know what to do. There is a fractured family in dire need of help in Middle Falls, Oregon and Mushu is on her way to help.

Transported from the mid-twentieth century to New York City in the year 1882, Si Morley walks the fashionable "Ladies' Mile" of Broadway, is enchanted by the jingling sleigh bells in Central Park, and solves a 20th-century mystery by discovering its 19th-century roots. Falling in love with a beautiful young woman, he ultimately finds himself forced to choose between his lives in the present and the past. A story that will remain in the listener's memory, Time and Again is a remarkable blending of the troubled present and a nostalgic past....

With a scarlet fever epidemic raging throughout London, a rogue baron on the loose, a new baby keeping him up at night, and a kingdom to run, the last thing David has time for is a trip to the twenty-first century. But as he should know by now, time waits for no man, not even the King of England ...

A corporation controls the portal that leads from Earth to the land of Lost Eden. They intend to exploit the incredible richness of that world. But there is a small team on the other side, fighting to survive against incredible odds. Nearly everything they meet tries to kill them. The members of that team have different ideas about what should happen with Lost Eden. But there is a seemingly ancient monk named Tokin who holds the secret to everything. With the portal to Earth seemingly closed, will the team be able to find a way home, or will they truly be stranded, marooned—exiled?

Dive deep into the story of Caine Newman, a history professor at the University of Pennsylvania. Caine had always been fascinated with history, and he always imagined how the course of history could be altered by changing one random event.

In this captivating tale of imagination and ambition, a seemingly disparate array of people come into contact with a time traveller who must resist the pull to change the past and the future. The cast includes a British exile on the west coast of Canada in the early 1900s; the author of a bestselling novel about a fictional pandemic who embarks on a galaxy-spanning book tour during the outbreak of an actual pandemic; a resident of a moon colony almost 300 years in the future; and a lonely girl who films an old-growth forest and experiences a disruption in the recording.

Acclaimed as "a technothriller set in the age of the Medicis" by Publishers Weekly, Eric Flint's best-selling Ring of Fire series has redefined the alternate-history genre. In this 10th novel, auto mechanic Bernie Zeppi heads to Moscow to bring Russia into the Industrial Revolution, 300 years ahead of schedule. War with Poland looms, but Bernie is more focused on a beautiful Russian noblewoman. Can he protect them both from the power struggles raging inside the Kremlin?