Use a simple analogy to understand how a time machine might work. Unlike movie scenarios featuring dematerializing and rematerializing, a real time machine would be a spaceship that moves through all the intervening points between two locations in spacetime. Also explore paradoxes of time travel.

While gathering crafting ingredients in the Nether, Brett and his friends end up in another time period to help a stranger get home.

For as long as the residents of Meadow Mews can remember the town mine has been emptied of any precious metals. Everyone has a story about why the mine was barren. When Brett and Joe are working on a farm near the mine, they fall into a portal, which leaves them in the past. They are in Meadow Mews before any of their friends lived there and discover the real story behind the mine. They learn about how their town was formed and watch the first library...

"What if you could take a vacation to your past, without the filter of memory? What would you give to go back in time and relive your youth, in person, with the people who shared it? On the eve of her 40th birthday, Alice's life isn't terrible. She likes her job, even if it isn't exactly the one she expected. She's happy with her apartment, her romantic status, her independence, and she adores her lifelong best friend. But something is missing. Her...

After returning home from his travels through time, Brett is invited to build a new farm in the cold biome. But as he gathers crops, he falls down a portal that carries him to a terrifying future where he and his friends live in constant fear of creeper attacks.

"The idea of time travel is one that never gets old. It has enthralled the imaginative, the serious, and the scientific for centuries. Your readers will learn the science behind the fantasy of time travel, the theories behind such an ability, and the inventions that are trying to get us to the past, and beyond"--Provided by the publisher.

When Joe goes missing, Brett and Poppy begin to search for him and find themselves transported to a desert city that needs their help to escape destruction by an evil villain.

From UK bestselling author Gillian McAllister comes an astonishing, compulsively twisty psychological thriller about a mother who witnesses her teenage son stab a man and then seizes on an unconventional way to try to save him. Can you stop a murder after it's already happened? Late October. After midnight. You're waiting up for your seventeen-year-old son. He's late. As you watch from the window, he emerges, and you realize he isn't alone: he's walking...

Astrid and co. are back in this highly anticipated sequel to CYOA's hit Time Travel Inn! Just weeks after the events of Time Travel Inn, the Inn gets an unwelcome visitor: a corrupt multiverse cop investigating the whereabouts of your grandmother Dolores. The problem is, you don't know where, or "when," she is, either. And meanwhile, your dad has developed an illness that's slowly turning him into... a duck? Your pals Trent and Damien join you (Astrid)...

In eighteenth-century Scotland, Claire Randall and her raven-haired daughter, Brianna, return to the majestic hills where Claire recalls the love of her life--gallant warrior James Fraser.