time travel

In the future, time-travel expeditions are operated by the government and are losing money. A group of ultra-rich buyers arrive at the Paradox Hotel to stake their claim on the technology and January Cole, head of hotel security, is in charge of protecting the meeting while dealing with costumed guests who are waiting for their flights to the past. When January finds a corpse in one of the rooms, she must figure out if it's real and there is a killer on the loose, or if it's a byproduct of her illness caused by frequent time-traveling.

When Geromino Stilton and his friends time travel to three different centuries seeking artifacts missing from the mouseum, they meet Alexander the Great, Queen Cleopatra, Francis Drake, and Mozart.

A mysterious stranger brings to shy, orphaned, twelve-year-old Adam a magical snow globe that sends him on adventures through time, and then returns him to his uncle's New York City bakery.

Tim and Tito and the time-traveling T-Rex named Oskar find themselves in the middle of an insect invasion, with bugs wanting to finally turn the tables--and use super-size fly swatters on humans! With their hometown in total chaos, it is up to Tim and Tito to stand up to the brainiac insects and tell them to bug off!.

Tim and Tito are best friends whose world gets upended when a time-traveling T-Rex named Oskar suddenly appears in Tim's backyard. That's right, a time-traveling T-Rex, who knows too much for his or Tim and Tito's good. Sure, Oskar's prehistoric spaceship is awesome. But when Tim mistakenly gulps down something called Impossible Juice, the boys find themselves not only battling a loony, robotic lunch lady but also Oskar's evil AI assistant.

Once, Esta believed that she could change the fate of magic. She traveled to the past and stopped the Magician from destroying a mystical book that held the key to freeing her people from the Brink, an energy barrier that traps all Mageus who cross it. But the Book was more than she bargained for. So was the Magician she was tasked to steal it from.

"Ursa possesses a very special gift. She can travel through memory and revisit her past. After she flees her hometown for the counterculture glory of 1950s California, the intoxicating potential of her unique ability eventually draws a group of women into her orbit and into a ramshackle Victorian mansion in the woods outside Santa Cruz. But Ursa's powers come with a cost"--Provided by the publisher.

"Seventeen-year-old Aimee Roh has Sensory Time Warp Syndrome, a rare condition that causes her to time travel to a moment in her life when she smells something linked to that memory. . . . Aimee's fear of vanishing at random has kept her from living a normal life. When Aimee disappears for nine hours into a memory of her estranged mom . . . she becomes distraught. Not only was this her longest disappearance yet, but the memory doesn't match up with the story of how her mom left, at least, not the version she's always heard from her dad. Desperate for answers, Aimee travels to Korea, where she unravels the mystery of her memories, the truth about her mother, and the reason she keeps returning to certain moments in her life"--OCLC.

"Alice is sent back to the night of her sister's murder and has until midnight to figure out who the killer is or risk losing her sister forever"--OCLC.

"The magic tree house takes Jack and Annie back in time to feudal Japan where the siblings learn about the ways of the ninja"--OCLC.