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.

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.

Be warned! Awful animals lurk inside. These 10 tales of the world’s craziest creatures will have you shaking with laughter. You’ll never look at pets in the same way again! Marvel at Houdini, the magician’s rabbit. Take a trip around the world with Zoom, the supersonic tortoise. Gasp at the chaos created by Griselda, a grizzly bear with a big secret. And run for your lives! It’s Furp, the monstrous goldfish!

Yesterday Crumb is no ordinary girl. She was born with fox ears that have cursed her to a lonely life working in the circus, and her origins are a complete mystery. But she is about to escape into the adventure of a lifetime when she learns that she's a strangeling who's lost her magic. Taken in by Miss Dumpling the flamboyant Tea Witch, Yesterday is introduced to a magical, walking teashop filled with fantastical customers, a flying teapot turtle called Pascal and powerful spells in every teacup!

In his signature style, Oliver creates a fabulously diverse and heartfelt duo in Thao and Kadir and their sometimes hilarious and sometimes heart-wrenching dilemmas of culture and belonging in a remote rural community. Throw in some slam poetry, and it might just end in a lifelong friendship and a whole lot more understanding.