A group of children and a "spirit" go back through time to discover the beginnings of Halloween.

"Sliding Doors meets Life After Life in Sarah Adlakha's story about a wife and mother who is given the chance to start over at the risk of losing everything she loves. A second chance is the last thing she wants. When thirty-nine year old Maria Forssmannwakes up in her seventeen-year-old body, she doesn't know how she got there. All she does know is she has to get back: to her home in Bienville, Mississippi, to her job as a successful psychiatrist...

Regan Fitz and Elliot Mason have been enemies since they started training to become Glitchers--people who travel through time to preserve important historical events. But everything changes when they find a letter from Regan's future self, warning them about an impending disaster that threatens them and everyone they know. Will they be able to set aside their past in order to save the future?--Amazon.com

A man awakens in a clearing in what appears to be medieval England with no memory of who he is, where he came from, or why he is there. Chased by a group from his own time, his sole hope for survival lies in regaining his missing memories, making allies among the locals, and perhaps even trusting in their superstitious boasts. His only help from the "real world" should have been a guidebook entitled The Frugal Wizard's Handbook for Surviving Medieval...

"Behind the seemingly innocuous facade of St. Mary's Institute of Historical Research, a different kind of academic work is taking place. Just don't call it "time travel"--These historians "investigate major historical events in contemporary time." And they aren't your harmless eccentrics either; a more accurate description, as they ricochet around history, might be unintentional disaster-magnets. The Chronicles of St. Mary's tells the chaotic adventures...

When Eva Ward moves to an old house on the Cornish coast, she discovers hidden pathways, mysterious voices, and ghosts of the past.

Equality 7-2521 lives in the Dark Ages of the future, where all decisions are made by committee, all people live in collectives, all traces of individualism have been wiped out. But the spark of individual thought and freedom still burns in Equality 7-2521, a passion which he has been taught to call sinful. In a purely egalitarian world, he dares to stand forth from the herd -- to think and choose for himself, to discover electricity, and to love...

A modern career woman thrust back in time into the glittering Regency period and the arms of an unscrupulous rake...

Josephine Drummond is a professional paranormal researcher (aka, a ghostbuster) hired to prove that the ghost of Lord Deverell Thornton, the very handsome Earl and a notorious rake in his time, haunts the crumbling Waite Castle. But the ghost drags Josephine back to the Regency period to help him try to prevent

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One moment City Watch Commander Sam Vimes is fighting a ruthless murderer. The next, he's thrown back 30 years in time when the Discworld city of Ankh-Morpork is on the brink of revolt.

A time-travel classic in the tradition of Jack Finney's Time and Again, Ken Grimwood's acclaimed novel Replay asks the provocative question: "What if you could live your life over again, knowing the mistakes you'd made before?" Forty-three-year-old Jeff Winston gets several chances to do just that. Trapped in a tepid marriage and a dead-end job, he dies in 1988 and wakes up to find himself in 1963, at the age of eighteen, staring at his dorm room...