The Secret Room

Shawna and Thea are working together on a math project for their eighth-grade class. But the numbers don't add up, and they make a startling discovery: a secret room in the basement of Thea's house, an old Vermont inn. The code on the walls makes the girls and everyone in town wonder why there was a secret room. Was it part of the Underground Railroad, or perhaps something less, well, heroic? Discovering the truth is harder than they would have thought, especially when the truth is not what...