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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.

From #1 New York Times bestselling Sisterhood of the Traveling Pants author Ann Brashares and her brother Ben Brashares comes the second book in the action-packed middle grade alternate history thriller trilogy that asks what present-day America would be like if Germany had won World War II.

Federico doesn’t mind being a political hostage in the Pope’s palace, especially now that he has a cat as a friend. But he must admit that a kitten walking into a wardrobe and returning full-grown a moment later is quite odd. Even stranger is Herbert, apparently an art collector from the future, who emerges from the wardrobe the next night. Herbert barters with Federico to get a sketch signed by the famous painter Raphael, but his plans take a dangerous turn when he hurries back to his era, desperate to save a dying girl.

In this instalment, The Timekeepers are whirled back in time to 1903 in Kitty Hawk, North Carolina. An exhausted Orville and Wilbur Wright are desperately trying to fix their airplane. Their initial tests had been so promising, but all of a sudden, the Wright Flyer's propeller has gone missing! The Timekeepers realize it's been stolen by villainous DeLay, and only they can help save the day and put history back on track.

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.

Johnny Dixon is worried about Professor Childermass. The professor has always been an odd duck, but lately his behavior has been positively bizarre. He’s been talking to himself and stalking down the street with his collar turned up and his hat over his eyes, and now he won’t return Johnny’s calls. Johnny’s afraid that the professor’s old age is starting to get to him, but he will soon find it’s something far more amazing—and far more dangerous.

When Maisie’s mom gives her an old phone, Maisie can’t believe her luck—finally, she can keep up with everyone at school! Unfortunately, her mom also tells her that the whole family will be moving to spend the summer taking care of Maisie’s great-aunt Hazel. Maisie’s only getting a phone because she’ll be responsible for her younger siblings during the entire trip. With that, Maisie is ready to give the phone back. Then the first puzzling text comes in.

Becky and Joe Mellor return to Bowen Hall for the half-term holidays to find things are as unusual as ever. Of course, that's to be expected when you're sharing a stately home with a dinosaur, a winged horse, two sabre-tooth tigers, Will Scarlet, and Bowen Hall's latest resident - a dodo named Deirdre. Things, however, get more intriguing when American time traveler Bruce Westbrook arrives with two gold doubloons that seem to possess strange, supernatural powers.

Join Jennifer and Daniel in a thrilling journey back to 1631, where they meet Galileo, witness his astronomical discoveries, test their problem-solving skills, and explore the cosmos.

When Charlie’s longed-for brother is born with a serious heart condition, Charlie’s world is turned upside down. Upset and afraid, Charlie flees the hospital and makes for the ancient forest on the edge of town. There Charlie finds a boy floating face-down in the stream, injured, but alive. But when Charlie sets off back to the hospital to fetch help, it seems the forest has changed. It’s become a place as strange and wild as the boy dressed in deerskins.

In The Scepter of Fire, 12-year-old Oliver Blue is dispatched on an urgent mission to save the School for Seers. He must travel back in time, to Florence, 1592, to find the only artifact that can save them all. Yet the secret is guarded by none other than Galileo himself. As Oliver searches for one of the great scientists and inventors of all time, the man who invented the telescope and who discovered planets, Oliver must wonder: is a he a seer, too? And what other secrets is he holding?

You’ve never seen Earth like this before: continents reshaped, oceans re-formed, cities rebuilt, and mountains sculpted anew. Dinosaurs roam the plains alongside herds of buffalo, and giant robots navigate the same waters as steam-powered ships.

Orphans Pew and Basket Church managed to escape (barely) the clutches of time’s greatest villain and dash his hopes of world domination (he didn’t take too kindly to that). Even more shocking than discovering they can travel through time (and have a mission to protect it)? It turns out the Church family treasure their enigmatic time-traveling parents left behind is actually a long-lost, much-wished for relative. The twins follow clues and riddles to Ancient Egypt—and land right in the middle of a deadly power struggle between Cleopatra and her brother, Ptolemy.

Arabella’s life was boring until strange things began to happen to her. One day, she is out eating pizza and then suddenly she finds herself with her brother, Tom, in the middle of the Great Siege of Malta in 1565 when the Knights of St. John showed great courage and fortitude in fighting off an invasion from the Turkish Empire. Will they join Grandmaster Valette in battle?

Did you know that our word Thursday comes from the Viking god Thor...as in Thor's Day? Neither did the Time Warp Trio. Did you know that if you say "Thursday" over and over again too close to a certain magic book, you will get sucked back 2,000 years to the time of the Vikings? Neither did the Time Warp Trio. Can our trusty heroes, Joe, Sam, and Fred, survive a wild ride with Leif Eriksson, match wits with his evil cousin, and get back home in one piece?

Where did Professor Abner Jefferson go? Can the kids put history back together, find the pieces of the puzzle, and save Professor Abner or will they be stuck in history forever?

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.

Legend says that an eccentric millionaire hid a treasure somewhere inside the legendary "White City" at the 1893 World's Fair in Chicago. Elsa and Liam have reason to believe that treasure holds the key to finding Elsa's grandfather who disappeared mysteriously over a year ago. The kids decide to break out the duct tape and twist ties to reassemble the World's Worst Time Machine. They're on the hunt! Liam and Elsa are not the only time travellers after the treasure. Not even close.

Eden's visit to The Escape sees her dropped into a world of puzzles and peril with no way out. She must find the keys, climb the levels and meet her fate. But what if she's not playing the game? Maybe the game is playing her...

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.