The rumble seat pony

While riding in the rumble seat of their little yellow car, three children saw a poney in a field near a vacant house with a sign on a tree in a field said,House for sale and pony Cheap .So they bought him. We will take him home and clean him up. Maby we can find a home for him No said Peter Please let's keep him. You must read the book to find out what happens from
here :0)