time travel

The magic tree house transports Jack and Annie on a mission to the Ice Age where they encounter Cro-Magnons, cave bears, sabertooth tigers, and woolly mammoths.

"Before he can be reborn, Zan has spent 499 years bound in a 500-year curse to process souls for the monstrous Ferryman--and if he fails he dies. In Portland, Bastian is grieving. He survived a car accident that took his mother and impulse-purchased a crumbling bookstore with the life insurance money. But in sleep, death's mark keeps dragging Bastian into Zan's office. It shouldn't be a problem to log his soul and forget he ever existed. But when Zan follows Bastian through his memories of grief and hope, Zan realizes that he is not ready for Bastian to die. The boys borrow time hiding in the memories of the dead while the Ferryman hunts them, and Zan must decide if he's willing to give up his chance at life to save Bastian--and Bastian must decide if he's willing to keep living if it means losing Zan"--Provided by publisher.

"Musical prodigy Rosie stops playing the violin, upsetting her ambitious mother but making room in her life for new experiences, including a glitch in space-time that lets her meet her mom as a twelve-year-old"--Provided by publisher.

"Discovering they're both trapped in a bar mitzvah time loop, reliving their celebrations in the same New Jersey hotel over and over again, Finn and Ezra team up to break the loop, and as their schemes become desperate, they must figure out how to move forward"--Provided by publisher.

Seventh grader Noah tries to avoid the worst day ever and help his future self win his eighth grade class election using time travel.

Harley is having a blast crashing a Kaleidoscope Collectors Convention, so of course Batgirl and Supergirl show up to ruin her fun! The three tussle over a particularly unique and fancy kaleidoscope. The barrel twists, a multi-colored light flashes, and suddenly they find themselves in the Middle Ages. The kaleidoscope is a time travel device! Can the trio make it back to when and where they're supposed to be, without tangling the time line? Find out in this action-packed, illustrated chapter book that's perfect for young DC Super Hero fans!.

Eager to eat their cookies, siblings Kat and Ari decide to build a time machine, but they soon discover some things are worth waiting for.

"High school quarterback Arthur King and his team have just won the big game--but a portal to another realm transports them to Camelot, where the real King Arthur and his Knights of the Round Table have been imprisoned by Merlin's evil prot?g?, Morgana. Arthur and his teammates must take up the mantle of the Knights of the Round Table to overthrow Morgana and rescue the true King. Will these modern football players be able to become true Knights of the Round Table and save Camelot from ruin?"--Back cover.

"The evil Queen of Hearts wants to rule Auradon. Can Chloe and Red stop her in time?"--Back cover.

"A puzzling mystery is afoot! Thankfully, Caper Cove's finest are on the case, but the investigation takes a turn for the strange when the town's resident evil genius, Brain Sturgeon, dives into a portal to the past. Fighting crime, dodging dinosaurs, and wrangling old West outlaws, these two best friends have gotten tangled up in a mystery fit for the ages. Will this dynamic duo be able to restore the past, present, and future--or will time as we know it be lost forever?"--Provided by publisher.