Science Fiction Time Travel

Mason lives in 2023. His parents have just split up, and there's a guy at school who won't get off his case. As part of an assignment, he writes a letter to Albert Einstein and it ends up getting a little too personal. He throws the letter into his closet … and the next day he gets a letter back from a girl named Talia, who lives in 1987. She has problems of her own, including classmates who make jokes because she's Jewish. She thought her friends would have her back. But it ends up the only person she really has to talk to is … a random boy from the future?

Jack and Amnie are taken on a series of adventures by the Magic Tree House, accompanied by companions such as Teddy, the enchanted dog. With the Magic Tree House, you can experience far away places like Australia and learn about the past on a whirlwind tour through the history books.

What would you do if you had the chance to rewrite your greatest failures? After eight years of brutal war, victory is finally in sight. The forces of North America stand united, one final enemy stronghold left to conquer. Santiago Silva—Santi to those who know him—leads the charge, his magic commanding the winds. But just as the end seems near, a desperate enemy ritual goes awry, flinging Santi back in time.

Yesterday’s mystery requires the detective of tomorrow. Fans of hard-boiled, tough-as-nails detectives have a new hero in this action-packed three-book mystery collection from Nathan Van Coops. Snappy dialogue, mind-bending time travel, and laugh-out-loud humor will keep you up late solving this series of electrifying whodunits.

The Second World War has begun. Harold Cavill travelled back in time to try to change history to prevent the war in 2040 that caused man's extinction. At first, it was hard to tell if Harold's efforts have even made a real difference at all. But as the war raged in Europe and the Pacific, some dramatic differences in the course of history began to appear. But will the changes that Harold has inspired made humanity's future safer or even less uncertain?

In barren desert lands and seedy spaceports...in vast underwater cities and in the blackest depths of space...unfolds a tale of good and evil, of myth and magic, of innocence and power. At last the saga that captures the imagination of millions turns back in time to reveal its cloaked origins - the start of a legend - the story of Star Wars.

Scarlet Alien slavers took me off the street as I was walking my dog. I cried like a baby when I realized I would never see him again. Other aliens rescued us before we were sold at auction. Our hopes of going home were dashed when we learned no one knew how to find Earth. On a ship tour, I met Lieutenant Commander Pyrron Advantu, who told me he was mine as he shook my hand. It happened so fast, but he was gorgeous, and our attraction was strong. My simple life had turned to chaos. It wasn’t love at first sight, but I wanted him. Pyrr Scarlet is my soulmate, and I wouldn’t deny her even...

The gripping adventure of an alien society's disintegration. The first technological race in the early universe created an egalitarian society out of the ruins of planet-wide destruction. It lasted for three hundred years, quietly managed and manipulated by an AI. When a new leader seizes power, self-preservation becomes a struggle. An AI determined to maintain the status quo and a dangerous new leadership clash violently. A scientist, Daxx, and his biologist partner, Janna, are thrown into the fray when they discover a mutation that makes free, unlimited power a possibility. Both sides of ...

Backtrack is a fast-paced, action-packed, spy-fi novel that mixes the wonder of time travel with the horror of terrorism. Its short-chapter style makes for easy and enjoyable reading. When our hero is mysteriously given a device allowing the bearer to travel back in time, he inherits the dubious task of preventing the United States from suffering a terrorist attack of cataclysmic proportions. With this device, and a few other tricks up his armor-protecting sleeve, he must backtrack through a myriad of dangerous situations to discover the cause of the disaster. But finding the cause is only ...

Sixteen-year-old Trinity Foxx is used to her grandfather's crazy stories, so she doesn't believe that the latest treasure he brought home is a real dragon's egg. Not until their home is invaded by soldiers trying to steal it and a strange boy telling her the world as she knows it will be wiped out in a fiery dragon war—unless they work together to stop it. Meanwhile, there's a different voice whispering to Trinity, calling to her, telling her what to do…because the dragon in her egg is not ready to give up without a fight.

Hackett, in his trusty ship the Perseus, is not just a space traveller—beginning his travels with an expedition to Neptune and back—but, thanks to the time-dilation effect, a time traveller as well. His new mission will take him to Andromeda, to get a close-up look at the constellation which will eventually crash into the Milky Way, and give humanity a heads-up about the challenges which are coming. A mission which will take him five million years to complete. Not only is Hackett exploring unknown space, but he will return to a vastly different time.

What would you do if you were being reluctantly plunged into events from the past, many of which happened before you were even born? This is exactly what’s happening to Amber. She tries to keep these experiences secret out of fear people will think she’s making them up or losing her mind. How can the past be hanging around the present for her to slip into? She researches what “brainy people” (physicists) say about time and learns it’s more complicated than simply what clocks and calendars measure. She discovers things during some of her visits to the past, such as the secret of ...

The eighth book in the bestselling Chronicles of St Mary's series which follows a group of tea-soaked disaster magnets as they hurtle their way around History. If you love Jasper Fforde or Ben Aaronovitch, you won't be able to resist Jodi Taylor.

Gwen's life has been a rollercoaster since she discovered she was the Ruby, the final member of the secret time-traveling Circle of Twelve. In between searching through history for the other time-travelers and asking for a bit of their blood (gross!), she's been trying to figure out what all the mysteries and prophecies surrounding the Circle really mean. At least Gwen has plenty of help. Her best friend Lesley follows every lead diligently on the Internet. James the ghost teaches Gwen how to fit in at an eighteenth century party.

Sent back to Earth, an agent of the Light must confront the woman he wronged and, maybe rekindle her heart. Jed never imagined he’d have another mission on Earth. Not after what happened on his first trip. Yet here he is, back in London - and in Deborah’s life. He didn’t expect to see her again. His mission is simple. Stop the assassination attempt on Queen Victoria on the opening day of the Crystal Palace Exhibition. How could he know that Deborah now manages the event? Love and duty collide as past and future meet in Book 1 of the first 4-book set of Time-Travel Tales World Expo ...

What would you do if you could travel through time? When four unsuspecting teens from the world's top science academy attempt a trip to ancient Egypt, they dive into an adventure beyond their wildest imaginations. Jax and Isaiah expect pyramids and pharaohs, but come face-to-face with some of the deadliest creatures to ever walk the earth. Can JT and Micky get there before it's too late? And what will happen when they are confronted with the true history of the world? "Rather than compromising biblical history, this story confirms the facts recorded in the Bible and helps the reader ...

Tom, a 28-year-old investment banker, lives a successful life in London with his girlfriend, Ana. Intending to propose, he flies to Spain, seeking her family’s blessing. But his plan runs aground when Ana’s grandfather, Tito, insists the union cannot proceed until Tom walks the Camino de Santiago, an 800-kilometre pilgrimage across Spain.

Danny Taylor thinks he's just the butler. Then, his eccentric employer's apocalyptic predictions, impossibly, come true. In an instant, the Earth transforms into a ruthless world of magic governed by an unforgiving System. His master gains land and authority, but an unexplained afflictions renders him unable to rule his new kingdom.

1945: Russian troops have entered Berlin, and are engaged in a violent orgy of robbery, rape, and revenge! Wehrmacht officer Hasso Pemsel, a career soldier on the losing end of the greatest war in history, flees from a sniper's bullet, finding himself hurled into a mysterious, fantastic world of wizards, dragons, and unicorns!

Ryo was a chef, an extremely good one at that. Now he's back in time in an alternate dimension and the retainer of a Feudal Japanese Lord, in charge of his defense from an upcoming Mongol invasion. What is a Space Force Food Service Specialist supposed to do? Accompanied by an extremely advanced Artificial Intelligence, a medieval noble, and his samurai retainers, Ryo sets out to change the known world. At least this dimension's version of it!