"Jack and Annie travel in the magic tree house to Galveston, Texas on September 8, 1900--the day of the worst natural disaster in US history"--

""A great read." -Charlaine Harris In this series debut from New York Times bestselling author Kelley Armstrong, a modern-day homicide detective finds herself in Victorian Scotland-in an unfamiliar body-with a killer on the loose. May 20, 2019: Homicide detective Mallory is in Edinburgh to be with her dying grandmother. While out on a jog one evening, Mallory hears a woman in distress. She's drawn to an alley, where she is attacked and loses consciousness....

After accidentally traveling back in time and rewriting the future, twelve-year-old best friends Rahim and Kasia must work together to restore their timeline. Seventh grader Rahim Reynolds loves testing out the gadgets invented by his brilliant friend Kasia Collins. First there were the X-ray glasses and all the trouble they caused. Now there's the new cell phone she built for his birthday, even though his parents won't let him have one. But Rahim...

"Phillip Theophrastus Gribbleflotz, the world's greatest alchemist and a great grandson of Paracelsus was a man history had forgotten. But when the town of Grantville was transported from modern West Virginia to central Germany in the early 17th century, he got a second chance at fame and fortune. With suitable enticements Gribbleflotz is persuaded to make baking soda and then baking powder so the time-displaced Americans can continue to enjoy their...

"Priscilla is first-generation Korean American, a former high school cheerleader who expects Sam to want the same all- American nightmare. Meanwhile, Sam is a girl of the times who has no energy for clichéd high school aspirations. After a huge blowup, Sam is desperate to get away from Priscilla, but instead, finds herself thrown back. Way back. To her shock, Sam lands in the '90s . . . alongside a 17-year-old Priscilla. Now, Sam has to deal with...

"Forced to pair up with Killian on a new assignment in Renaissance Italy, Natasha soon discovers his task is nothing like hers and learns the startling truth behind Arthur's ultimate invention that would allow him to control time--and control the world"--

Jack and his younger sister take a trip in their tree house back to ancient Egypt, where they help a queen's mummy continue her voyage to the Next Life.

Doc Brown has decided to live in the Old West of the 1880's. But when he's in danger of meeting an untimely end, Marty travels back into the past to rescue him. There's just one problem: Doc is so smitten by a schoolteacher that he's become distracted. Now, it's up to Marty to keep Doc out of trouble, get the DeLorean running, and put the past, present and future on track so they can all get back to where and when they belong.

A recklessly idealistic girl tests the limits of her oppressively controlled, dystopian world and is punished by being sent back in time to Wainscotia, Wisconsin, eighty years in the past, only to fall fatefully in love with a fellow exile.

"In a world just parallel to ours exists a mystical realm known only as the Gardens. It is a place where feasts never end, games of croquette have devastating consequences, and teenagers are punished for growing up. For a select group of Masters, it's a decadent paradise where time stands still. For those who serve them, however, it's a slow torture where their lives can be ended in a blink. In a bid to escape before their youth betrays them, Dora...