After recovering from being hit in the head during a baseball game, Stosh travels back in time to try to save Ray Chapman, a batter who was killed by a pitch in New York in 1920.

Eleven-year-old Silver sets out to find the Timekeeper--a clock that controls time--and to protect it from falling into the hands of two people who want to use the device for their own nefarious ends.

"Mason and Ty were once the very best of friends, like two nerdy sides of the same coin . . . until seventh grade, when Ava Petrakis came along. Now Mason can trace everything bad in his life to that terrible fight they had over the new girl. The one thing he'd give anything for is a do-over. But that can't happen in real life--can it? As a science kid, Mason knows do-overs are impossible, so he can't believe it when he wakes up from a freak accident...

Abigail Adams, Pirate of the Caribbean, is a chapter book in the Time Twisters series by award-winning author Steve Sheinkin about what happens when a famous First Lady tires of life in the White House. Also check out Abraham Lincoln, Pro Wrestler! --amazon.com

"Em must travel back in time to prevent a catastrophic time machine from ever being invented, while Marina battles to prevent the murder of the boy she loves"--

Mira receives a postcard from her missing mother from Paris and she and her father travel to France to search for her, but while visiting Notre Dame, Mira touches a gargoyle and is whirled into the past, where she meets the famous painter Degas and catches a brief, shocking glimpse of her mother.

Asks the reader to choose the plot line in a story in which the main character receives a map, a map that leads to a kiva, which is a portal for time travel.

Teenagers Tommy Gaye, from 1986, and Pris Devrees, from 2044, travel across the astral plane to save the ones they love.

Jack and Annie are taking the magic tree house to the 1970 World Cup in Mexico City! They are sure the famous soccer player Pelé will tell them a secret of greatness. The game is nonstop action, and the stands are packed. But how will they find Pelé in a crowd of 100,000 soccer fans? Will the answer come when they least expect it?

Chase and Ava find an old suitcase filled with strange objects. One of the objects looks like a dragon-headed doorknob... Suddenly Chase and Ava find themselves jumping back in time to King Arthur's castle! They meet the king's wizard Merlin and soon discover what the dragon-headed doorknob really is. It turns out they have an important job to do: They must save the king! But a bad guy is after them... How will Chase and Ava get back home? They will...