When thirteen-year-olds Jonah and Chip, who are both adopted, learn they were discovered on a plane that appeared out of nowhere, full of babies with no adults on board, they realize that they have uncovered a mystery involving time travel and two opposing forces, each trying to repair the fabric of time.

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.

Joe, Fred, and Sam demonstrate some of their favorite professional wrestling moves, including the "Time Warp Trio Blind Ninja Smackdown," when they're transported to ancient Rome and forced to fight as gladiators in the Colosseum.

Thanks to their magical book, Fred, Sam, and Joe inadvertently travel through time to 1877 New York City, where they and their granddaughters, who have also come from the future, help them find a way back to their own time.

Ms. Frizzle takes her class back through time to the Triassic period on a dinosaur dig in search of Maiasaura eggs.

With older twin brothers on one side and younger twin sisters on the other, Miri feels left out in her own family. But one afternoon, in her tiny attic bedroom, Miri finds a mysterious piece of glass. And when she peeks through it, something strange happens. Miri is suddenly face-to-face with Molly, a girl just her age but from the past, a girl that insists this is her room and that Miri has come to save her. This is the something special both Miri...

Pulled through a glass that brings him back in time, Septimus Heap becomes the apprentice of an alchemist.

Discover the true meaning of being brave in this tender and whimsical picture book from Daniel Bernstrom (One Day in the Eucalytus, Eucalyptus Tree) and Shane Evans (Chocolate Me!) that follows a grandfather and grandson who travel through time in a beloved 1952 Ford.

"When 12-year-old Kenny Huldorf moves to Providence, Rhode Island, he quickly discovers that his attic bedroom is haunted! Night after night Kenny watches as glowing smoke rises from the floor to sculpt the form of a troubled spirit. The ghost--a teenage slave named Caleb--summons Kenny back in time to correct a century-old injustice. Kenny soon finds that his fate is entangled with Caleb's murder. Will he be able to right the wrong? Or will he remain...

The magic tree house takes Jack and Annie to an African rainforest, where the siblings encounter gorillas and learn to communicate with them.