Mystery in Hidden Hollow

Amy and Freddy Connors can''t believe their ears when their Uncle Ken tells them he is going to stay in Mr. Sargent''s big old house in Hidden Hollow all winter. And, when their father says that they can stay with Uncle Ken, they can''t believe their luck. They can be near their friends, Marcia and Jim, and best of all, they won''t have to stay in their father''s trailer and be part of "that shift...