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From the million-copy-selling author of The Roman Mysteries comes a nail-biting time-travel adventure in Roman London - where past meets present. Billionaire Solomon Daisy is obsessed with the skeleton of a blue-eyed girl from Roman London. He has managed to invent a time machine so that he can go and find her, but it's estimated that for each hour spent in the past, the time traveller's life will be shortened, so Solomon recruits a potential child time traveller: Alex Papas, a 12-year-old boy who knows a smattering of Greek and Latin.

When George finds a way to escape the spacecraft Artemis, where he has been trapped, he is overjoyed. Surely now he can return to Earth. But when George touches down, he knows immediately that something is wrong. There’s a barren wasteland where his home town used to be, intelligent robots roam the streets, and no one will talk to George about the Earth that he used to know. With the help of an unexpected new friend, can George find out what - or who - is behind this terrible new world, before it’s too late?

Secrets, spies or maybe even a monster... What lies in the heart of the wood? Charlie, Dizzy and Johnny are determined to discover the truth, but when night falls without warning they find themselves trapped in a nightmare. Lost in the woods, strange dangers and impossible puzzles lurk in the shadows. As time plays tricks, can Charlie solve this mystery and find a way out of the woods? But what if this night never ends? A timeless novel for anyone who’s ever felt lost.

New York City is experiencing the hottest summer on record. Eleven-year-old Arcade Livingston can't keep his cool after receiving this suspicious warning atop the Empire State Building: Things will heat up in all areas to test your mettle. In no time flat, Arcade is tested like never before to use the Triple T token's powerful ways to outsmart a bully, find a place for his best friend to live, and spy on some pesky villains from the 1900s.

Arcade, Zoe, and their new friend, Doug, are traveling from New York to Virginia to stay with their cousins and best friends, Derek and Celeste. It's a chance for Arcade to feel normal again after his latest series of adventures. But nothing is normal as long as the Triple T Token is hanging around his neck. Plus, Derek claims he's stumbled upon some troubling information, and now a suspicious person is following him. Arcade wonders if the trouble is related to the token - after all, someone has already tried to take it from him once.

Arcade is a 12-year-old boy who has a unique gift that allows him to travel into another dimension with the special token he received from a mysterious woman. However, he doesn't have an answer when his teachers ask his class the same simple question every year: What do you want to be when you grow up? Arcade begins to pick up books on everything from entrepreneurship to football to piano to card tricks. As he dives into books, he discovers that the possibilities for his future are endless.

The last thing sixth-grader Bella Rhodes remembers (before the world as she knew it disappeared) is visiting the Skydeck at Chicago's Willis Tower. What happens next can't be explained as Bella finds herself back in Bible times during the days of the tower of Babel in ancient Shinar! Imagine....The Tower Rising is the sixth release in an exciting epic adventure series for kids ages 8 to 12 written by schoolteacher Matt Koceich. The Imagine series brings the Bible to life for today's kids as they ponder what it would be like to live through a monumental biblical event.

In the first adventure in the series, Peter and Mary find themselves witnesses to the creation of the world just as God is speaking it into existence. Can they unlock the mystery of the scrolls before they get trapped in history forever? Children will discover the answer as the two characters ride rhinos, meet the angel Michael, and talk to a certain snake in the Garden of Eden.

Nolan is a typical kid living in a typical 21st-century American town. Ben Franklin is, well, Ben Franklin - Founding Father, inventor of the lightning rod and bifocals and more. When, through a bizarre set of circumstances, Nolan and his little sister, Olive, find Ben in their house, chaos isn't far behind. From introducing him to the toaster to taking him to the public library (another Ben invention) to preventing a nosy neighbor from blowing Ben's cover, Nolan does his best to be Ben's tour guide to the new world he helped form.

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.

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.

How many 14-year-old boys would turn down an offer of time travel to any baseball game in history? Certainly not die-hard New York Yankees fan Matt Collier. Accompanied by the Time Keeper, guardian of Time throughout the universe, Matt becomes the batboy for his beloved team and tries to change the outcome of the 1960 World Series, the first ever to end with a home run.

Jonah and Katherine journey to 1918 with the Romanov children in the sixth tale of the New York Times best-selling The Missing series. It's a paradox: When Jonah and Katherine find themselves on a mission to return Alexei and Anastasia Romanov to history and then save them from the Russian Revolution, they are at a loss. Because, in their own time, the bones of Alexei and Anastasia have been positively identified through DNA testing. What hope do they have of saving Alexis and Anastasia's lives when the twenty-first century has proof of their deaths?

Dan Gutman has won a wide and growing audience among young readers, who have eagerly devoured all the books in the sports-loving author’s Baseball Card Adventure series. In Ted & Me, time-traveling Stosh has finally been found out by the FBI. Tasked with using his Ted Williams card to go back to 1941 to prevent the attack on Pearl Harbor, Stosh also seizes on the chance to help the Splendid Splinter add even more home runs to his already legendary tally.

Oscar Ogilvie is living with his dad in a house at the end of Lucifer Street, in Cairo, Illinois, when world events change his life forever. The great stock market crash has rippled across the country, and the bank takes over their home - along with all their cherished model trains. Oscar’s dad is forced to head west in search of work, and Oscar must move in with his no-nonsense aunt Carmen. Only a mysterious drifter helps alleviate Oscar’s loneliness.

Ka is the most beautiful cat that Topher Hope has ever seen. But Ka is no ordinary cat and though she chooses to live with Topher, in present-day England, she sometimes disappears for days at a time. Topher decides he must try and follow her.

Ka, the time-travelling cat, has vanished again, leaving a clue, a Roman word on Topher’s computer - ‘Ca;;LLevA’. At first, Topher isn’t worried. Surely she’s safe among the cat-loving Romans? But when he follows her to Roman Britain, they’re both soon embroiled in conflict. As oppressed Britons fight the Romans, Topher faces a desperate choice - should he help his British brother or his Roman friend?Another thrilling adventure for older children about Ka and Topher, from bestselling author Julia Jarman.

When Sigurd the Viking arrives back in Flotby, not everyone’s pleased to see him - in fact the whole town quickly goes down with a severe attack of Vikingitis! Mr and Mrs Ellis don’t know what to do with him until they hit upon a brilliant idea - perhaps a short spell at school would teach him some twentieth-century manners...

An ancient artifact buried deep within the TARDIS leads the Doctor back to London, where a deadly predator prowls the tunnels beneath the city. As the Time Lord and her friends investigate, they uncover a mystery that will take them from a secret mountain base to the depths of the ocean - and if they cannot solve it, one of them will perish. In order to save her friend, the Doctor must solve the riddle of...the Maze of Doom!

A sinister school where graduation means death.... A monstrous mystery lurking below a quiet London street.... A desperate plea for help delivered by...hang on. A potted plant? The Doctor has been summoned. The galaxy is in terrible danger, and only a Time Lord can save it. But to do so, she must break in to an ancient vault on a remote and frozen world - from which nobody has ever returned alive.... Can the Doctor and her friends Yaz, Ryan and Graham uncover the shocking secret in Vault 13?