Crumbling cheese treats! It was Halloween, the spookiest day of the year, and my nephew Benjamin had dragged me to a graveyard to do research for my newest book. There I met Creepella von Cacklefur, a very spooky mouse who - yikes! - tried to lock me up in her coffin! Oh, how would a 'fraidy mouse like me ever survive?

Meet Marge, the mischievous babysitter with rainbow hair who loves to make a mess and bend the rules.... At dinnertime Chef Marge cooks up chocolate soup, and at school Marge the Musician conducts a chaotic concert in the playground! In these three stories, Jake and Jemima have brilliant fun with their new babysitter, but will they manage to tick off all the jobs on Mummy's list? The first in a fresh, fun, family-friendly series written by actor and comedian Isla Fisher.

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.

Read by David Walliams, with Nitin Ganatra as Raj - listen to David perform these 10 cautionary tales introducing a delightfully dreadful cast of characters. Are you ready to listen to the World’s Worst Children? Five beastly boys and five gruesome girls!

There was something else out on the sea by the rocks - something dark that seemed to lurch out of the waves...What could it be? 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?