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.

America. The 1960s. Stuck on a remote farm with her awful aunt, twelve-year-old orphan Ruth spends every night gazing at the stars, dreaming of adventure. One night she spots a flying saucer blazing across the sky…before crash-landing in a field. When the spaceship opens and reveals a mysterious alien, all Ruth’s dreams come true. But does this visitor from another planet have a giant secret?

Sure, some parents are embarrassing - but they’re nothing on this lot. These 10 tales of the world’s most spectacularly silly mums and deliriously daft dads will leave you rocking with laughter. Pinch your nose for Peter Pong, the man with the stinkiest feet in the world...jump out of the way of Harriet Hurry, the fastest mum on two wheels...watch out for Monty Monopolize, the dad who takes all his kids' toys...and oh no, it’s Supermum! Brandishing a toilet brush, a mop and a very bad homemade outfit....

Millions of young listeners have loved the World's Worst Children tales. Now they will revel in this delightfully dreadful collection of the most gruesome grown-ups ever: The World's Worst Teachers. Think your teachers are bad? Wait till you meet this lot. These 10 tales of the world's most splendidly sinister teachers will have you running for the school gates. Dr Dread teaches science and is half man, half monster. Watch out for the ghastly Miss Seethe. She is always furious and she's on a detention rampage.

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.