4.4/4 The 13th Floor ­ Fleischman, Sid. Buddy and Liz's wild adventures begin when they receive a message on an answering machine from an ancestor named Abigail who has been dead three hundred years. She's being tried for withchraft! They find themselves on the thirteenth floor of an old building and are soon transported back in time to the pirate ship of another ancestor, Captain Crackstone. Buddy hopes to find treasure to pay their mounting bills, while Liz hopes to save Abigail from being hanged as a witch. Can Buddy and Liz changes the past and find a way to get back to the future?

4.5/11 An Acceptable Time ­ L'Engle, Madeleine. A time gate opens and drops Polly into a world that existed 3,000 years ago. Can she get back home?

6.9/17 The Ancient One ­ Barron, T. A. While helping her great-aunt Melanie try to protect an Oregon redwood forest from loggers, thirteen-year-old Kate goes back five centuries through a time tunnel and faces the evil creature Gashra, who is bent on destroying the same forest.

4.9/4 Back to the Titanic ­ Gormley, Beatrice. Matt and Emily's great-grandfather plans to use his invention to travel back to the "Titanic" to save the famous ship. When Great-grandfather breaks his ankle, Matt and Emily figure out how to use the invention to go in his place.

5.3/7 Both Sides of Time ­ Cooney, Carolyn. Fifteen-year-old Annie Lockwood, travels back a hundred years and lands in 1895, a time when privileged young ladies wear magnificent gowns, attend elegant parties, and are courted by handsome gentlemen, Annie at last finds romance.

4.5/10 Book of Story Beginnings ­ Kladstrup, Kristin. After moving with her parents to Iowa, twelve-year-old Lucy discovers a mysterious notebook that can bring stories to life and which has a link to the 1914 disappearance of her great uncle.

4.2/5 Building Blocks ­ Voight, Cynthia. Young Brann travels back in time, where he meets his father as a boy and learns more about the behavior that he thinks odd in his grown-up father.

4.6/9 Circle of Time ­ Montes, Marisa. In 1996, a fourteen-year-old girl in a coma is forced back in time by a girl who died in 1906, and who needs help in righting a series of terrible wrongs.

4.6/6 Devil's Arithmetic ­ Yolen, Jan. Hannah resents the traditions of her Jewish heritage until time travel places her in the middle of a small Jewish village in Nazi-occupied Poland.

4.2/4 Digging Up the Past ­ Sathre, Vivian. Because Wishbone keeps getting interrupted while trying to take a nap, he begins thinking about Rip Van Winkle and finds himself in Rip's shoes, finally waking to a changed world.

4.4/2 Dinosaur Habitat ­ Griffith, Helen V. After twelve-year-old Nathan's pesky younger brother Ryan claims to have found a dinosaur fossil, they are suddenly transported into a misty world where Ryan's toy dinosaurs are still alive.

3.5/6 Ghost Cadet ­ Alphin, Elaine. cTwelve-year-old Benjy, in Virginia visiting the grandmother he has never met, meets the ghost of a Virginia Military Institute cadet who was killed in the Battle of New Market in 1864 and helps him recover his family's treasured gold watch.

3.8/1 The Good, the Bad and the Goofy ­ Scieszka, Jon. The Time Warp Trio find themselves in the Wild West of yesteryear, rubbing elbows with cowboys and Indians.

4.0/2 Great Interactive Dream Machine ­ Peck, Richard. Josh Lewis is unwillingly drawn into the computer experiments of Aaron, his friend and fellow classmate at an exclusive New York private school, and the two find themselves uncontrollably transported through space and time.

7.2/9 Hatching Magic ­ Downer, Ann. When a thirteenth-century wizard confronts twenty-first century Boston while seeking his pet dragon, he is followed by a rival wizard and a very unhappy demon, but eleven-year-old Theodora Oglethorpe may hold the secret to setting everything right.

4.6/6 Indian in the Cupboard ­ Banks, Lynn Reid. A young boy discovers that his magic cupboard and key can turn toys into live people and animals.

3.7/1 It's All Greek to Me ­ Scieszka, Jon. Fred, Sam, and narrator Joe are innocently performing a school play about Mount Olympus when "The Book" (a magic tome so dangerous it had been locked away) whirls them into the Greek underworld. Armed with little but a fake thunderbolt and a spray-painted golden apple, they find themselves at the gates of Hades, confronting a slavering, three-headed, not at all mythical Cerberus. After a lucky escape, they get to the "real" Olympus only to be embroiled in an increasingly dangerous series of disagreements with the cheeky, wise-cracking, bickering immortals. Will they ever find "The Book" on Olympus, as they must in order to get safely back to opening night?

5.3/4 Jeremy Visick ­ Wiseman, David. Twelve-year-old Matthew is drawn almost against his will to help a boy his own age who was lost in a mining disaster a century before.

6.2/8 King of Shadows ­ Cooper, Susan. While in London as part of an all-boy acting company preparing to perform in a replica of the famous Globe Theatre, Nat Field suddenly finds himself transported back to 1599 and performing in the original theater under the tutelage of Shakespeare himself.

5.0/8 Mr. Was ­ Hautman, Pete. After his dying grandfather tries to strangle him, Jack Lund discovers a door that leads him fifty years into the past and involves him in events that determine his own future.

7.0/5 Letters from Atlantis ­ Siverberg, Robert. While his body remains in deep sleep, Roy transfers his mind into the mind of a royal prince living in Atlantis 180 centuries ago.

4.9/3 The Minotaur ­ Mason, Tom. While searching for clues to his dad's disappearance, Alex finds himself transported to a world of ancient myths. Sent to ancient Crete to be a sacrifice to the horrific Minotaur, Alex must defeat one of the fiercest creatures in all mythology.

4.4/14 The Never War ­ MacHale, D. J. Bobby and the Traveler from Cloral--Spader--have flumed to New York City, 1937. Against a backdrop of gangsters, swing music, and the distant sound of a brewing war, the two must uncover the evil Saint Dane's newest plot.

5.0/6 On Etruscan Time ­ Barrett, Tracy. While spending the summer on an archaeological dig near Florence, Italy, with his mother, eleven-year-old Hector meets an Etruscan boy who needs help to foil his treacherous uncle's plan to make him a human sacrifice--1,000 years in the past.

5.6/9 Once Upon a Curse ­ Baker, E. D. Esmeralda, who is both a princess and a powerful witch, must travel back in time to end a family curse or risk losing her true love, Prince Eadric, forever.

4.7/10 Paint by Magic ­ Reiss, Kathryn. After his mom suddenly starts acting old-fashioned, eleven-year-old Conner is transported back to 1926, where he must discover and break the mysterious hold an obsessed artist has on his mom that is trapping her between times.

4.4/3 The Pictish Child ­ Yolen, Jane. While visiting relatives in Scotland, three children come to the aid of a refugee from the distant past, a young Pict girl escaping a massacre of her people.

4.4/5 A Pup in King Arthur's Court ­ Barkan, Joanne. When Joe and David decide to use a computer to publish a sports newsletter that will outshine the one that the school produces, Wishbone is reminded of Mark Twain's story and imagines himself as Hank Morgan, a nineteenth-century American who travels back in time to King Arthur's court.

5.6/2 Real Ghosts ­ Cohen, Daniel. Explore the great unknown in this heart-stopping collection of unsolved mysteries--stories of haunted mansions, time travel, stranger-than-life coincidences.

5.2/10 Root Cellar ­ Lunn, Janet. For twelve-year-old Rose, the root cellar was a passage through which she could escape the present and travel back in time to the 1860s and the Civil War.

4.9/8 Running Out of Time ­ Haddix, Margaret. When a diphtheria epidemic hits her 1840 village, thirteen-year-old Jessie discovers it is actually a 1996 tourist site under unseen observation by heartless scientists, and it's up to Jessie to escape the village and save the lives of the dying children.

4.7/2 Secret of the Attic ­ Sinkyin, Sheri. The girls find a golden key that turns out to unlock the attic in a neighbor's old house. Once inside, Keisha spots a trunk filled with wonderful costumes. They find dresses that seem meant for them. When they stand together in front of the mirror, they suddenly find themselves on an adventure in the past! How will they ever get back home?

4.3/4 Shoeless Joe & Me ­ Gutman, Dan. Joe Stoshack travels back to 1919, where he meets Shoeless Joe Jackson and tries to prevent the fixing of the World Series in which Jackson was wrongly implicated.

4.3/8 Singing the Dogstar Blues ­ Goodman, Alison. In a future Australia, the smart-mouthed eighteen-year-old daughter of a famous newscaster and a sperm donor teams up with a hermaphrodite from the planet Choria in a time traveling adventure that may significantly change both of their lives.

5.0/4 Something Upstairs ­ Avi. When he moves from Los Angeles to Providence, Rhode Island, Kenny discovers that his new house is haunted by the spirit of a black slave boy who asks Kenny to return with him to the early nineteenth century and prevent his murder by slave traders.

4.7/4 Stonewords ­ Conrad, Pam. Zoe discovers that her house is occupied by the ghost of an eleven-year-old girl, who carries her back to the day of her death in 1870 to try to alter that tragic event.

6.4/9 Switching Well ­ Griffin, Peni. Will Ada from 1891 and Amber from 1991 find what they're looking for when each winds up in the other's time?

5.8/5 Time Bike ­ Langton, Jane. Eddy receives a mysterious gift from India, an old-fashioned bike that transports its ride through time.

4.5/6 A Time for Andrew ­ Hahn, Mary Downing. When he goes to spend the summer with his great-aunt in the family's old house, eleven-year-old Drew is drawn eighty years into the past to trade places with his great-great-uncle who is dying of diptheria.

7.4/6 The Time Machine ­ Wells, H. G. An incredible invention enables the Time Traveller to reach year 802701.

4.3/8 Transall Saga ­ Paulsen, Gary. While backpacking in the desert, Mark falls into a tube of blue light and is transported into a more primitive world, where he must use his knowledge and skills to survive.

4.2/2 Tut, Tut ­ Scieszka, Jon.. The Time Warp Trio is back, and up to hieroglyphic high jinks in the land of pyramids and Pharoahs! When Joe's sister Anna accidently opens The Book, Joe, Sam, and Fred suddenly find themselves in anacient Egypt. Soon the Time Wqrpers are dodging crocodiles on the Nile, outwitting the evil high priest, and searching for an escape route from the mummy-making chamber. Can their new friend Thutmose III, the boy king, help them?

4/6 A Walk In Wolf Wood ­ Stewart, Mary. Behind John and Margaret lay the paved road, the car, and their sleeping parents. Ahead of them lay Wolf Wood and a fantastic adventure of medieval magic.

4.7/7 A Wrinkle in Time ­ L'Engle, Madeline. Meg Murry and her family receive a surprise visit from an unearthly stranger out of another dimension in time.