Harry Potter has never even heard of Hogwarts when the letters start dropping on the doormat at number four, Privet Drive. Addressed in green ink on yellowish parchment with a purple seal, they are swiftly confiscated by his grisly aunt and uncle. Then, on Harry's eleventh birthday, a great beetle-eyed giant of a man called Rubeus Hagrid bursts in with some astonishing news: Harry Potter is a wizard, and he has a place at Hogwarts School of Witchcraft and Wizardry. An incredible adventure is about to begin!

In the aftermath of World War One, everyone is trying to rebuild their lives. If Ben is to avoid being sent back to the orphanage, he needs to find his brother Sam, wounded in action and is now missing. Lotti's horrible aunt and uncle want to send her away to boarding-school (when she has just so successfully managed to get expelled from her last one!). And Clara, their young teacher, is waiting for news of her missing fiancé.

Amelia Hester McLeod is named after two of her mum's favourite explorers. Two amazing, fearless, awesome women: Amelia Earhart and Lady Hester Stanhope. But Amelia herself doesn't always feel very brave or very bright. She lives on a windblown island in a creaky old house right beneath the North Star. Her dad is sad and silent since her mum left them, and her absent-minded grandpa suddenly seems convinced something strange is about to happen to her. When Amelia makes a birthday wish to be reunited with her missing mum, a wild magic is stirred from the sea....

In the snowy kingdom of Erkenwald, whales glide between icebergs, wolves hunt on the tundra and polar bears roam the glaciers. But the people of this land aren’t so easy to find - because Erkenwald is ruled by an evil Ice Queen, and the tribes must stay hidden or risk becoming her prisoners at Winterfang Palace. Join Eska, a girl who breaks free from a cursed music box, and Flint, a boy whose inventions could change the fate of Erkenwald forever, as they journey to the Never Cliffs and beyond.

Harrison Beck is reluctantly joining his travel-writer Uncle Nate for the last journey of the royal train, The Highland Falcon. But as the train makes its way to Scotland, a priceless brooch goes missing, and things are suddenly a lot more interesting. As suspicions and accusations run high among the passengers, Harrison begins to investigate and uncovers a few surprises along the way. Can he solve the mystery of the jewel thief and catch the culprit before they reach the end of the line? 

Vita set her jaw and nodded at New York City in greeting, as a boxer greets an opponent before a fight. Fresh off the boat from England, Vita Marlowe has a job to do. Her beloved grandfather Jack has been cheated out of his home and possessions by a notorious con man with Mafia connections. Seeing Jack's spirit is broken, Vita is desperate to make him happy again, so she devises a plan to outwit his enemies and recover his home.

My name is Ted Spark. Three months ago, I solved the mystery of how my cousin Salim disappeared from a pod on the London Eye. This is the story of my second mystery. This summer, I went on holiday to New York, to visit Aunt Gloria and Salim. While I was there, a painting was stolen from the Guggenheim Museum, where Aunt Gloria works. Then Aunt Gloria was blamed for the theft, and I realised just how important it was to find the painting and discover who really had taken it.

Fred awoke to find that a snake was watching him and that there was an aeroplane in the trees. It was on fire. Being on fire was a quality it shared with much of the surrounding jungle. After crashing hundreds of miles from civilisation in the Amazon rainforest, Fred, Con, Lila and Max are utterly alone and in grave danger. They have no food, no water and no chance of being rescued. But they are alive, and they have hope. As they negotiate the wild jungle, they begin to find signs that something - someone - has been there before them.

Julian, Dick and Anne are spending the holidays with their tomboy cousin George and her dog, Timothy. One day, George takes them to explore nearby Kirrin Island, with its rocky little coast and old ruined castle on the top. Over on the island, they make a thrilling discovery, which leads them deep into the dungeons of Kirrin Castle on a dangerous adventure. Who - and what - will they find there?

When Fionn Boyle sets foot on Arranmore Island, it begins to stir beneath his feet.... Once in a generation, Arranmore Island chooses a new Storm Keeper to wield its power and keep its magic safe from enemies. The time has come for Fionn’s grandfather, a secretive and eccentric old man, to step down. Soon, a new Keeper will rise. But deep underground, someone has been waiting for Fionn. As the battle to become the island’s next champion rages, a more sinister magic is waking up, intent on rekindling an ancient war.

Harry’s burned down the kitchen (by mistake) and blackmailed Uncle Tristan into taking him along on holiday to a strange island: home to the bewitching Morning Glory, a host of bearded oddballs, only one tree - and nothing else but trouble. The ferry man did warn them, ‘Glerhus Dill Sotblug!’ But what on earth did it MEAN? And will they end up eating things on sticks? A hilarious tale from multi-award-winning author Anne Fine.

Kat Wolfe loves her new home in idyllic Bluebell Bay, especially as it comes with a resident wildcat. But when she starts pet-sitting for pocket money, she finds that beneath the town's perfect surface lie some dark and dangerous secrets...After a pet owner vanishes from his clifftop mansion, Kat turns to her new friend, Harper Lamb, for help. What began as mystery-solving holiday fun quickly turns deadly for Wolfe and Lamb....

Eleven-year-old Tilly has lived above her grandparents’ bookshop ever since her mother disappeared shortly after she was born. Like the rest of her family, Tilly loves nothing more than to escape into the pages of her favourite stories. One day Tilly realises that classic children’s characters are appearing in the shop through the magic of ‘book walking’ - crossing over from the page into real life. 

It’s 1940, and Joseph has been packed off to stay with Mrs F, a gruff woman with no great fondness for children. To Joseph’s amazement, she owns the rundown city zoo where Joseph meets Adonis, a huge silverback gorilla. Adonis is ferociously strong and dangerous, but Joseph finds he has an affinity with the lonely beast. But when the bombs begin to fall, it is up to Joseph to guard Adonis’ cage should it be damaged by a blast. Will Joseph be ready to pull the trigger if it comes to it? 

Penelope lives with her mother - her father died years ago. She has always been different from other children: for example, her hair has been grey since she was born. But one day, Penelope wakes up with sparkling red hair and her mother confesses the truth: her father is not only still alive, he's a wizard. Penelope has inherited his powers and embarks on a journey to find him....