time travel

Twins Madison and Mason Page have everything two kids could ever want, but they don't seem to appreciate any of it. One day, they dive into their luxurious swimming pool and surface in a very different place. They emerge into another town, long since abandoned. Trapped in this new world, they venture forth, finding evidence that the town's former residents must have suffered some sort of horrible fate before disappearing. Then it hits them. They have somehow been transported to the ghost town of Pripyat, which has stood empty since the local power station exploded many years earlier, a nuclear plant known as Chernobyl.

"Dave doesn't have high hopes for himself on his first day at a new school in a new town called Muddle. But he has no idea just how bad things are going to be. Getting knocked into a mud puddle by a trio of bullies. Having his secret crush revealed to the entire math class. And then that snot bubble ... No, Dave is totally not killing it at Muddle School. He may just have to resign himself to dorkdom, content with drawing in his sketchbook to deal with life. But then Dave begins working on a time machine for the science fair and he gets a brilliant idea. What if he goes back in time to that first day of school?" -- Publisher.

"Retells, in graphic novel form, the tale of eight-year-old Jack and his younger sister Annie, who are whisked back in the magic treehouse to the time of knights and castles"--Provided by publisher.

"Luis just wants to go to prom with his boyfriend, but when a hit on the head knocks him back to 1985, he meets his parents' closeted classmate"--.

"When Emily makes a wish on a magic stone, she gets a glimpse of what the future holds--and it's a disaster! She tries to make things right, but each trip through time takes Emily to a future where things turn out badly for either the humans of Brightport or the merpeople of Shiprock. Plastic pollutes the ocean, garbage overflows the landfills, and the two towns are no longer getting along. Emily realizes she can't save her hometown and the ocean alone, but with help from her best friends, Shona and Mandy, she'll have to find a way to get humans and merpeople to work together. Will Emily be able to create a better future for everyone, including herself?"--Provided by publisher.

"Esta and Harte race through time and across the country to steal back the remaining elemental stones needed to bind the book's power, stop the Order, and save the future of the Mageus"--Provided by publisher.

When Matt, Ruby, and Corey Hudson discover their subway train is actually a time-traveling eighteenth-century frigate captained by a mysterious pirate, they are thrown into a series of adventures that offer cryptic clues about their past and their future.

Michael Evans is in Montana on a dinosaur dig with his paleontologist father, but he certainly never expected to find a live Tyrannosaurus Rex plucked out of its own time and looking for dinner, nor encounter a girl with some very advanced technology trying to trap the beast.

The second installment of the Contender trilogy finds Cade Carter and his classmates fighting for their lives in a strange world. Who is watching them, and why were they chosen for this cruel game? Action and adventure continue in this thrilling sequel.

Eight-year-old Jack and his younger sister Annie find a magic tree house which whisks them back to an ancient time zone where they see live dinosaurs. In graphic novel format.