Mystery of the Green Cat Author:Phyllis A. Whitney With its black eyes, the creature looks at the four children, mysteriously wise, mysteriously alive...." — What is the secret of the green cat? Why does it mean so much to the strange people who live next door? — Why is the old baroness kept a prisoner there in the gloomy old mansion? — Andy and his twin brother are having a... more » hard time getting used to their new stepsisters. But on one thing the four of them agree: they are determined to find the mysterious china cat and learn its sinister secret.« less