Finn Family Moomintroll (Paperback edition)

Cheerful Moomintroll lives in the magical Moominvalley with his mother, Moominmamma, his father, Moominpappa and all of their friends. One spring he wakes up to find a big hat - a magical Hobgoblin hat, no less, that mysteriously transforms anyone or anything that falls into it. . .

They seem to grow in wisdom and delight every time I read them - Philip Pullman

192 pages.