Andy and Terry have a new book to write, but there's a problem. A BIG problem. Well, quite a few big problems actually.... On a hill not too far away there is a tree. And in that tree there is a tree house. And in that tree house there is a bowling alley, a see-through swimming pool, a tank full of sharks, a giant rope swing, a library full of comics, a secret underground laboratory, a vegetable vaporiser and a free marshmallow-dispensing machine.

Ever tried to get out of going to school by pretending that you're dead? Ever managed to convince a friend that they're invisible? Ever been stuck in a gorilla suit and nearly put in a zoo? Andy has. Andy's the greatest practical joker in the world ... well, almost. He would be, if only his practical jokes didn't have the annoying habit of backfiring on him.

On a trip to Principal Greenbeard's office, Henry McThrottle discovers that there is buried treasure on Skull Island, which is somewhere in the school! Henry and his friends Jenny, Gretel, Newton and Jack set out to find a chest filled with gold, jewel-encrusted goblets and pieces of eight (whatever they are). But soon their secret is out, and everyone has treasure fever. Can they find the buried treasure, beat the bully, catch the villain and save their teacher, Mr Brainfright?

The beloved World’s Worst series has captivated millions of readers. You’ve met the world’s worst children, the world’s worst parents, the world’s worst teachers and the world’s worst pets – but are you ready for the world’s worst monsters? If you don’t like ghosts, ogres, zombies, vampires, aliens, werewolves or mummies, DO NOT LISTEN TO THIS BOOK. Laugh along to these ten terrifying tales of marvellous monsters, brought to you by David Walliams.

Meet the Blunders: Bertie, Betsy, their children, Brutus and Bunny, along with their beloved grandma Old Lady Blunder, and their pet ostrich, Cedric. An ostrich is not a sensible pet, but then the Blunders are not sensible people. This family of upper-class twits live in a crumbling country house named Blunder Hall. When their home comes under threat, they must embark on a series of comic misadventures to save it.

Joe has a lot of reasons to be happy. About a billion of them, in fact. You see, Joe's rich. Really, really rich. Joe's got his own bowling alley, his own cinema, even his own butler who is also an orangutan. He's the wealthiest 12-year-old in the land. But Joe isn't happy. Why not? Because he's got a billion pounds...and not a single friend. But then someone comes along, someone who likes Joe for Joe, not for his money. The problem is, Joe's about to learn that when money is involved, nothing is what it seems.

From the world’s favourite author, David Walliams–ten cautionary tales and a delightfully dreadful cast of characters. Are you ready to meet the World’s Worst Children? Five beastly boys and five gruesome girls!

Watch out! Here they come: Frogs, logs, bogs, dogs, cogs and flag-waving hogs. Sheds, sleds, head-biting dogs called Fred and over-fed whales called Ned. Rat-chasing cats, cat-chasing rats and extra large super-sized baseball bats.

Jack loves his childhood toy Dur Pig. DP has always been there for him, through good and bad. Until one Christmas Eve something terrible happens - DP is lost. But Christmas Eve is a night for miracles and lost causes, a night when all things can come to life...even toys. And Jack’s newest toy - the Christmas Pig (DP’s annoying replacement) - has a daring plan: Together they’ll embark on a magical journey to seek something lost and to save the best friend Jack has ever known....

A story of prejudice and acceptance, funny lists and silly words, this new book has all the hallmarks of David’s previous best sellers. Our hero Ben is bored beyond belief after he is made to stay at his grandma’s house. She’s the boringest grandma ever: all she wants to do is to play Scrabble and eat cabbage soup. But there are two things Ben doesn’t know about his grandma.