Peppa Pig: Marvellous Magnet Book It is important to introduce small children to the world of books. But toddlers are difficult to deal with as they cannot be rationalised. Hence, we must be careful in exposing them to a new colourful world. Keeping that in mind, Ladybird Books have come up with an interesting and innovative way of adding fun to the lives of small children by harnessing their imaginative power.