Jostein Gaarder

Petter, a precocious child and fantasist grows up to be a storyteller of disturbing mischief. He makes his living selling stories and ideas to professional writers, but eventually finds himself in a trap of his own making.

A boy and his father are travelling from Norway to Greece in search of the boy's mother. Along the way the boy meets a dwarf who leads him into a fascinating adventure.

One day Sophie comes home from school to find two questions in her mailbox: Who are you? and Where does the world come from? This is the start of her adventure in philosophy; but this is not the only mystery - who is Hilde, and why do her possessions appear among Sophie's?