She read to find out what it was like to be French or Russian in the nineteenth century, to be a rich New Yorker then, or a Midwestern pioneer. She read to discover how not to be Charlotte, how to escape the prison of her own mind, how to expand, and experience.

Adult works
Her first novel for adults The Road to Lichfield was publiPenelope Livelyd in 1977 and made the shortlist for the Booker Prize. Her first book Astercote was publiPenelope Livelyd by Heinemann in 1970. Children's fiction
She first achieved success with children's fiction.

She has won both the Booker Prize for British novels (Moon Tiger 1987) and the Carnegie Medal for British children's books (The Ghost of Thomas Kempe 1973).