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This story begins after King Uhla'ar kidnapped Aly and dragged her back through a rift in time. A giant, merciless behemoth guards the opening, and so Jack McKinley and his friends realize that rescuing Aly will be harder than they thought. Their only hope is to rush to the last of the Ancient Wonders and find the rest of the lost Loculi.

In New York Times best-selling author Dan Gutman's all-new series, which blends fascinating real history with an action-packed and hilarious adventure, four very different kids are picked by a mysterious billionaire to travel through time and photograph some of history's most important events. This time the four friends are headed to 1863 to catch Abraham Lincoln delivering his famous Gettysburg Address.

A girl and her two brothers are transported back to the time of King Arthur, where they must return three magic talismans to their rightful owners or remain trapped forever in the distant past. The adventure begins when Sara Lowry wins a picnic basket at the Firemen's Strawberry Festival. She and her brothers, Greg and Eric, are staying with their uncle at his Hudson Valley estate while their parents are in Japan.

Dash is not the most popular kid in school and often shunned by neighborhood kids. His peers call him different, weird, and other hurtful words. Grief and sadness are his closest friends. But all that is about to change when Dash hears his name whispered on the winds.

The magic tree house has returned, and it's taking Jack and Annie back in time to Alaska, 1925. There they meet Balto, a jet-black Siberian husky destined to save victims of the diphtheria epidemic. But the trail isn't easy, and Balto is going to need Jack and Annie's help!

Hi! My name is Janie Ray, and I'm 11 years old. When I first got this diary from my mom, I didn't think I'd have all that much to write about. I mean, let's face it - fifth grade isn't exactly the most exciting thing in the world. But then, really strange things started happening. Like last week, my best friend Sheila and I were hanging out in our clubhouse, drinking lemonade and trying to figure out what to do about Marcia the Snob, when we suddenly noticed a weird inscription on this old medallion I found when I was little.

In this riveting suspense thriller, two children race the clock to stop a futuristic murderer and his plan to enslave the world. In 30 days, a coldhearted corporate tycoon will unleash a deadly biological computer virus on the entire world. As the public eagerly awaits his invention that promises ultimate relaxation, harmony, and community, the evil big-business sorcerer plans to put an end to freedom. Can he be stopped?

It's the dawn of an important new day in America. Young listeners, grab the reins and join Rush Revere, Liberty the horse, and the whole time-traveling crew in this patriotic historical adventure that takes you on an exciting trip to the past to see our remarkable nation's most iconic symbols up close and personal!

We follow the Socker family through many adventures, from encountering the slobbery mouth of the family dog to meeting Santa as he comes down the chimney on Christmas Eve to helping a fireman save a baby to the most shy Socker going to the school dance for the first time. Thanks to the time-travel opportunities afforded by the spin cycle of the washer, they learn about some of the most important humans in the world.

After traveling through history multiple times and finding out his original identity, Jonah thought he'd fixed everything. But some of his actions left unexpected consequences. His parents - and many other adults - are still stuck as teenagers. And now Jonah has a new sibling, an identical twin brother named Jordan. As odd as all this is for Jonah, it's beyond confusing for Jordan. How does everyone in his family have memories of Jonah when he doesn't?

A visit to the cemetery, a brush against a strange headstone, and Max's life is changed. He experiences flashbacks of a life that isn't his, from a time before he was born. Some of the memories are pleasant, some are... disturbing. Max also sees a boy that no-one else can. He reveals to Max 20-year-old secrets, secrets that someone will go to deadly lengths to keep concealed. To right a tragic wrong, Max must leap into his new friend's past, not knowing how his actions will affect his own reality.

Stosh thought he was finished traveling back in time. But then Ralph Branca shows up in his room one night, begging for Stosh's help. In 1951, Branca pitched a ball to Bobby Thomson that would become the "Shot Heard Round the World", a home run that won the National League pennant for the New York Giants and changed the lives of Branca and Thomson forever. Branca says the Giants were cheating, and he needs Stosh to use his power with baseball cards to go back in time and set things right.

Every year the futuristic school, Cragbridge Hall, holds its most popular tournament, the Hunt: a series of challenges that range throughout the school and require the use of its amazing inventions like its holographic time machine! But this year is different. Rather than a monetary or academic reward, this year's winner will be the recipient of a carefully-guarded school secret: a secret that could prove both powerful and dangerous.

Listen to the second book in the Time Police series. After an audacious escape, the archvillain Draco reappears to try his hand at changing the course of world history. Employing a stolen time machine, the DATT (date and time travel) ski, or DATTski, he is once again pursued by the DATTpolice through time. Follow their daring cat-and-mouse chase along the timeline as we visit some of mankind's most important historical events in a deadly race against time.

Liberty, my wisecracking horse, our old friends Cam, Tommy, Freedom, and I are off to meet some super-brave soldiers in the year 1775. Yep, that’s right. We’ll be visiting with the underdog heroes who fought for American independence, against all odds - and won! But not before eight very real years of danger and uncertainty. Be a part of Rush Revere’s crew as we rush, rush, rush into a time when British rule had become a royal pain, and rebellion was in the air.

Join Tom on an incredible treasure hunt through time and battle history's mightiest warriors. The fourth book in a new time-travelling series - perfect for fans of Beast Quest. When ten-year-old Tom accidentally smashes a statue in a museum he releases Isis, a young Egyptian mummy who has been imprisoned for thousands of years. To break an ancient curse, the duo must travel back in time to find six hidden amulets - battling Gladiators, Knights, Greeks, Vikings, Pirates and Egyptian Warriors!

It’s morning as usual at the Skidmore household—until Charles Lindbergh, the famous historical pilot, appears in their living room. Jonah can hardly believe his eyes—and then Lindbergh grabs Katherine and vanishes again. And that’s not all. Chip, Andrea, and all the other children from the plane have disappeared too. And worst of all, Jonah’s parents and all the other adults in his town have de-aged into children. Jonah is the only one left, and the only one who can save everyone.

Join Tom on an incredible treasure hunt through time and battle history's mightiest warriors. The third book in a new time-travelling series - perfect for fans of Beast Quest. When 10-year-old Tom accidentally smashes a statue in a museum he releases Isis, a young Egyptian mummy who has been imprisoned for thousands of years. To break an ancient curse, the duo must travel back in time to find six hidden amulets - battling Gladiators, Knights, Greeks, Vikings, Pirates, and Egyptian Warriors!

Mr. Edison has just invented a long-burning light bulb, but he's keeping a huge secret: he's also discovered time travel. In fact, he built his own time machine. The kids get an even bigger surprise when a young Mr. Crowe walks into Edison's laboratory - as his assistant! The older and dangerous Mr. Crowe is sneaking around Menlo Park, too, with plans to destroy the time machine. If he does, George and Gracie will be stuck in 1879...forever. The twins need Mr. Edison's help. But can they stop Crowe in time?

The adventure continues when Abby and Derick begin their second semester at Cragbridge Hall, the most prestigious secondary school in the world. But when Grandpa Cragbridge admits them to the Council of Keys - a secret group of people who have keys to travel back in time - strange things begin to happen. One by one, members are found unconscious and unable to wake, their keys stolen. Now Abby and Derick must scramble to figure out who is behind the attacks before they become the next victims, which would give their enemy the power to change the past forever.