Adam is surprised when the ghost story his sister Lisa tells him about the Blackwell mansion, where the third grade is temporarily meeting, seems to be true
School & Library Binding
(Turtleback Books: A Division of Sanval, Feb. 15, 1990)
Most people think the old Blackwell mansion is haunted. Then the third grade of Emwood Elementary is sent to spend the year there because of overcrowding at the main school building. Will they discover ghosts?.